diff -r 000000000000 -r 93b25987d3e5 static/wtf.txt --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/static/wtf.txt Tue May 01 12:26:35 2007 +0200 @@ -0,0 +1,6560 @@ +2D 2-Dimensional +3ACC 3A Central Control +3D 3-Dimensional +3M Minnesota Mining and Manufacturing +4GL Fourth Generation Language +4H Head, Heart, Hands, Health +5XBCOER 5 X-Bar Central Office Equipment Reports system, "5XB COER" +AAAAAA Association for the Abolition of Abused Abbreviations and Asinine Acronyms +AAA American Automobile Association +AAA Anti-Aircraft Artillery +AA Administrative Assistant +AA Affirmative Action committee +AAAL American Academy of Arts and Letters +AA Alcoholics Anonymous +AA American Airlines +AA Antiaircraft Artillery +AAAS American Association for the Advancement of Science +AA Associate in Accounting +AA Astronomy and Astrophysics, "A&A" +AA Automobile Association (in England) +A Aftermath +AAII American Association of Individual Investors +AAMOF As A Matter Of Fact +AAMSI American Association for Medical Systems Informatics +AAO Anglo-Australian Observatory +AAP Affirmative Action Program +AARC Anglo-American Cataloging Rules +AARP Appletalk ARP +AAS American Astronomical Society +AAS Atom Absorption Spectrometry +AAVSO American Association of Variable Star Observers +AAX Automated Attendant eXchange +ABA American Bar Association +ABA American Basketball Association +ABA American Booksellers Association +AB Able Bodied seaman +ABATS Automatic Bit Access Test System +ABBR ABBReviation +ABC American Broadcasting Company +ABEL Advanced Boolean Expression Language (a Data-I/O Trademark) +ABHC Average Busy Hour Calls +ABI American Bell Inc +ABI Application Binary Interface (SunOS and SV application sw interface std) +ABM Asynchronous Balanced Mode +ABP Alt.Binary.Pictures +ABPE* Alt.Binaries.Pictures.Erotica.* (.bondage, .leather, etc.) +ABS Acrylonitrile Butadiene-Styrene (plastic) +ABS Alternative Billing Service +ABS American Bureau of Shipping +ABS Anti-Blocking System +ABSBH Average Busy Season Busy Hour +ACAA Agricultural Conservation and Adjustment Administration +AC Access Control +AC Adaptive Control +AC Alternating Current (ac, see also DC) +AC Answer Center (Sun) +AC Ante Christum (before Christ) +AC Ante Cibum (before meals) +ACAWS Advisory, Caution, And Warning System +ACB Annoyance Call Bureau +ACBL American Contract Bridge League +ACC Argonne Code Center +ACC Audio Communications Controller +ACCRA American Chamber of Commerce Research Association +ACCS Army Command and Control System +ACCS Automated Calling Card Service +ACCT Account +ACDA Automatic Call Disposition Analyzer +ACD Automatic Call Distributor [telephony] +ACE Advanced Composition Explorer +ACE Advanced Computing Environments [Corporate name] +ACE Automatic Calibration and Equalization +ACE Automatic Calling Equipment +ACF Advanced Communications Functions +ACH Attempt per Circuit per Hour +ACHEFT Automated ClearingHouse Electronic Funds Transfer +ACIA Asynchronous Communications Interface Adapter +ACK ACKnowledge +ACK Amsterdam Compiler Kit +ACL Access Control List +ACL Advanced Cmos Logic +ACLU American Civil Liberties Union +ACM Access Control Machine +ACM Association for Computing Machinery +ACO Acronym Control Officer +ACOF Attendant Control Of Facilities +ACP ACtion Point +ACRNEMA a medical imaging standard, "ACR/NEMA" +ACRV Assured Crew Return Vehicle (or) Astronaut Crew Rescue Vehicle +ACS Advanced Communications System +ACS Australian Computer Science +ACSE Association Control Service Entity (ISO/CCITT layer 7) +ACSNET Acedemic Computing Services NETwork +ACSU Advanced t-1 Channel Service Unit +ACTPU ACTivate Physical Unit (SNA) +ACTS Advanced Communications Technology Satellite +ACTS Automated Coin Toll Service +ACTS Automatic Coin Telephone Service [telephony] +ACTUP AIDS Coalition To Unleash Power, "ACT UP" +ACU Alarm Control Unit +ACU Automatic Calling Unit +ACW Alternating Continuous Waves +ACWP Actual Cost of Work Performed +ADA Air Defense Artillery +ADA Alternate Delay Accumulation +AD Addendum +AD After Date +AD Analog to Digital converter, "A/D" (see ADC) +AD Anno Domini (in the year of our Lord) +AD Application Development +ADB A DeBugger +ADB Apple Desktop Bus +ADC Analog to Digital Converter +ADCCP Advanced Data Communications Control Procedure +ADCI Automatic Display Call Indicator +ADD Advanced Dungeons & Dragons, "AD&D" +ADDCP Advanced Data Communication Control Procedure +ADEW Andrew Development Environment Workbench +ADF Automatic Direction Finder +ADFRF Ames-Dryden Flight Research Facility (was DFRF) (NASA) +AD(H)D Attention Deficit (Hyperactivity) Disorder +ADI Acceptable Daily Input +ADI Anolog Device Inc +ADM Additional Dealer Markup +ADM ADMiral +ADM Advanced Micro Devices +ADMD Administration Management Domain +ADN Abbreviated Dialing Number +ADP Adenosine Di-Phosphate +ADP Administrative Data Processing +ADP Advanced Data Processing +ADP Automatic Data Processing +ADPCM Pulse Code Modulation with Adaptive Quantization +ADS Advanced Digital System +ADS Application Development System +ADS Audio Distribution System +ADS Automatic Voice System +ADS Auxilary Data System +ADSP AppleTalk Data Stream Protocol +ADSR Attack Decay Sustain Release +ADT Abstract Data Type +ADT Atlantic Daylight Time +AEA American Electronics Association +AEA Atomic Energy Authority +AE Application Entity/Environment/Execution/Engineering (APE) +AEC Architectural Engineering Construction +AEC Atomic Energy Commission +AEF American Expeditionary Force (see BEF) +AEGIS Advanced Electronic Guidance and Instrumentation System +AES Application Environment Specification +AFACTS Automatic FACilities Test System +AF Address Family (sockets) +AFADS Automatic Force Adjustment Data System +AF Adventures in Fantasy +AFAICR as far as I can recall +AFAICT As Far As I Can Tell +AFAIK As Far As I Know +AFAIR as far as I recall +AF Air Force +AFATDS Advanced Field Artillery Tactical Data System +AF Audio Frequency +AFB Air Force Base +AFCAC Air Force Computer Acquisition Center +AFC American Football Conference +AFC Automatic Frequency/Flight Control +AFCC Air Force Communications Command +AFGE American Federation of Government Employees +AFI Authority and Format Identifier +AFIPS American Federation of Information Processing Societies +AFK Away From Keyboard +AFL American Federation of Labor +AFL American Football League +AFLCIO American Federation of Labor; Congress of Industrial Organizations, "AFL-CIO" +AFM Adobe Font Metrics +AFNOR Association Francaise de NORmalization +AFP Appletalk Filing Protocol +AFS Andrew File System +AFSC Air Force Systems Command +AFSCME American Federation of State, County and Municipal Employees +AFSK Automatic Frequency Shift Keying +AFTRA American Federation of Television and Radio Artists +AFUU Association Francaise des Utilisateurs d'Unix +AG Adjutant General +AG Arcade Game +AG Attorney General +AGCT Army General Classification Test +AGL Above Ground Level +AGM Air-to-Ground Missile +AGN Active Galactic Nucleus +AGU American Geophysical Union +AHA American Homebrew Association +AH Artificial Horizon +AH Avalon Hill (major war game manufacturer) +AHL American Hockey League +AHQ Air HeadQuarters +AIAA American Institute of Aeronautics and Astronautics +AIA American Institute of Architects +AIA Application Integration Architecture +AI Allegheny International +AI Amnesty International +AI Anal Intrusion +AI Artificial Insemination +AI Artificial Intelligence +AI Attitude Indicator +AIC Automatic Intercept Center +AICC Automatic Intercept Communications Controller +AID Agency for International Development +AIDDE Ames' Interactive Dynamic Display Editor +AIDS Acquired ImmunoDeficiency Syndrome +AIM Air Interception Missile +AIM Airman's Information Manual +AIMS Advanced Inventory Management System +AIOD Automatic Identification Outward Dialing +AIPS Astronomical Image Processing System +AIS Action Item System +AIS Automatic Intercept System +AIUI As I Understand It +AIX Advanced Interactive eXecutive (unix) +AJ Astronomical Journal +AKA Also Known As +AKA Also Known As +AK Alaska +ALA American Library Association +ALA Automobile Legal Association +AL Alabama +AL American League (baseball) +ALAP AppleTalk-LocalTalk Link Access Protocol +ALBM Air-to-Land Ballistic Missile +ALBO Automatic Line BuildOut +ALC Automatic Load Control +ALEXIS Array of Low Energy X-ray Imaging Sensors +ALFA Anonima Lombarda Fabbrica Automobili +ALFE Analog Line Front End +ALGOL ALGorithmic Oriented Language +ALI Automatic Location Indentification +ALIT Automatic Line Insulation Testing +ALM Asychronous Line Module +ALM Asynchronous Line Multiplexer +ALMS alt.lifestyle.master.slave +ALPO Association of Lunar and Planetary Observers +ALRU Automatic Line Record Update +ALS Advanced Launch System [Space] +ALS Automated List Service +ALU Arithmetic Logic Unit +AMA American Medical Association +AMA Association for Model Aviation +AMA Automatic Message Accounting +AMACS Automatic Message Accounting Collection System +AM Administrative Module +AM Agricultural and Mechanical, "A&M" +AM Air Marshal +AM Alpes-Maritimes, "A.-M." +AM American, "Am." +AM Americium, "Am" +AM Amplitude Modulation +AM anno mundi (in the year of the world) +AM Ante Meridiem, "a.m." (before noon) +AMARC Automatic Message Accounting Recording Center +AMASE Automatic Message Accounting Standard Entry +AMAT Automatic Message Accounting Transmitter +AMATPS Automatic Message Accounting TeleProcessing System +AMBA Association of Master of Business Administration +AMC Albany Medical College +AMD Advanced Micro Devices [Corporate name] +AMERITECH AMERican Information TECHnologies +AMEX AMerican EXpress +AMI American Micro System Inc +AMORC Ancient Mystic Order Rosae Crucis +AMP Adenosine MonoPhosphate +AMPAS Academy of Motion Picture Arts and Sciences +AMPS Advanced Mobile Phone Service +AMRAAM Advanced Medium Range Air-To-Air Missile +AMROC American Rocket Company [Space] +AMSAT radio AMateur SATellite corp. +AMT Active Memory Technology +AMU Atomic Mass Unit +AMVET AMerican VETeran +ANA American Nurses Association +ANA Automatic Number Announcement +ANAC Automatic Number Announcement Circuit [telephony] +AN Associated Number +ANC All Number Calling [telephony] +ANC American Network Communications +ANC Army Nurse Corps +ANDF Architecture-Neutral Distribution Format +ANF Automatic Number Forwarding +ANFSCD And Now For Something Completely Different +ANG Air National Guard +ANI Automatic Number Identification [telephony] +ANIF Automatic Number Identification Failure +ANL Argonne National Laboratory +ANOVA ANalysis Of VAriance +ANPA American Newspaper Publishers Association +ANSI American National Standards Institute +ANU Australian National University +ANZUS Australia, New Zealand, United States +AOA Abort Once Around (Shuttle abort plan) +AO Account Of +AOCS Attitude and Orbit Control System +AOL Absent Over Leave (see AWOL) +AOPA Aircraft Owners and Pilots Association +AOP Annual Operating Plan +AOQ Average Outgoing Quality +AOS Academic Operating System +AOS Alternate Operator Service [telephony] +AOSS Auxilliary Operator Service System +AOW Asia and Oceania Workshop +APA All Points Addressable +AP Accounts Payable, "A/P" +AP Additional Premium +AP Age Play +AP All Points +AP Application Process +AP Associated Press +AP Attached Processor +APB All Points Bulletin +APC AMARC Protocol Converter +APDA Apple Programmers and Developers Association +APDU Application Protocol Data Unit +APE APplication Engineering +APG Aberdeen Proving Ground +API American Petroleum Institute +API Application Program(ming) Interface +APICS American Production and Inventory Control Society +APJ Astrophysical Journal, "Ap.J", "ApJ" +APL A Programming Language +APM Attached Pressurized Module (a.k.a. Columbus) +APO Alpha Pi (?) Omega, service fraternity +APO Army Post Office +APP Application Portability Profile +APPC Advanced Peer-to-Peer Communications +APPC Advanced Program-to-Program Communication (IBM) +APR Annual Percentage Rate +APS Automatic Protection Switch +APSE Ada Programming Support Environment +APT Attached Proton Test +APU Auxiliary Power Unit +AQ Accumulator-Quotient register +AQL Acceptable Quality Level +AR Accounts Receivable, "A/R" +AR Address Register +AR Alarm Report +ARAMIS American Rheumatic Arthritis Medical Information System +AR Arkansas +ARC Advanced RISC Computing +ARC American Red Cross +ARC Ames Research Center (NASA) +ARC Audio Response Controller +ARCNET Attached Resource Computer local area NETwork +ARCO Atlantic Richfield COmpany +ARIS Audichron Recorded Information System +ARLL Advanced Run-Length Limited encoding +ARM Acorn Risc Machine +ARM Adjustable Rate Mortgage +ARM Annotated Reference Manual +ARO After Receipt of Order +ARPA Advanced Research Projects Agency (of the DoD, see DARPA) +ARP Address Resolution Protocol (Internet->Ethernet) +ARPANET Advanced Research Projects Agency NETwork +ARQ Automatic Repeat reQuest +ARRL Amateur Radio Relay League +ARSA Airport Radar Service Area +ARS Alternate Route Selection +ARSB Automated Repair Service Bureau +ARTCC Air Route Traffic Control Center +ARTEMIS Advanced Relay TEchnology MISsion +ARU Audio Response Unit +ARV American Revised Version +ASA Acetyl Salicylic Acid +ASA American Standards Association (now ANSI) +ASA Astronomical Society of the Atlantic +ASAIGAC As Soon As I Get A Chance +AS Anglo-Saxon +ASAP as soon as possible +ASAP As Soon As Possible +ASAP As Soon As Possible +ASB Alt.Sex.Bondage +ASC Accredited Standards Committee +ASC Additional Sense Code +ASCAP American Society of Composers, Authors, and Publishers +ASCC Automatic Sequence-Controlled Calculator +ASCII American Standard Code for Information Interchange +ASCQ Additional Sense Code Qualifier +ASDIC Anti-Submarine Detection Investigation Committee (British for sonar) +ASDSP Application-Specific Digital Signal Processor +ASF* alt.sex.fetish.* +ASFD alt.sex.femdom/ alt.sex.fetish.diapers +ASG Automated Sciences Group +ASHRAE Amer. Soc. of Heating, Refrigerating and Air-cond. Engineers, inc. +ASI Agenzia Spaziale Italiano +ASI Asynchronous SCSI Interface +ASI Automatic System Installation +ASIC Application Specific Integrated Circuit +ASIS Aromatic Solvent Induced Shift +ASK Akademische Software Kooperation +ASK Amplitude Shift Keying +ASL (a/s/l) Age, Sex, Location (usually impolite IRC query) +ASM American Society of Metals +ASME American Society of Mechanical Engineers +ASN1 Abstract Syntax Notation One, "ASN.1" +ASN Abstract Syntax Notation +ASOC Administrative Service Oversight Center +ASP Aggregated Switch Procurement +ASP Appletalk Session Protocol +ASPEN Automatic System for Performance Evaluation of the Network +ASR Airport Surveillance Radar +ASRM Advanced Solid Rocket Motor +ASRS Aviation Safety Reporting System +ASS Alt.Sex.Spanking/Stories, depending on context +ASSR Autonomous Soviet Socialist Republic +AST Applied System Technology +AST Asyncronous System Trap +AST Atlantic Standard Time +ASTM American Society of Testing and Materials +ASV American Standard Version +ATA Airport Traffic Area +ATA AT Attachment +ATA Automatic Trouble Analysis +ATACC Advanced Tactical Air Command Central +AT Access Tandem +AT Advanced Technology +AT Atlantic Time +ATB Advanced Technology Bomber (stealth bomber) +ATB All Trunks Busy +ATB Alt.Talk.Bestiality +ATC Air Traffic Control +ATC Atsugi Technical Center +ATC Automatic Transmission Control +ATDRS Advanced Tracking and Data Relay Satellite +ATE Automatic Test Equipment +ATEOTD At The End of the Day +ATF Advanced Technology Fighter +ATH Abbreviated Trouble History +ATI Automatic Test Inhibit +ATIS Atherton Tools Interface Specification +ATIS Automatic Terminal Information Service +ATIS Automatic Transmitter Identification System +ATK Andrew ToolKit +ATLAS Atmospheric Laboratory for Applications and Science +ATM Adobe Type Manager +ATM Amateur Telescope Maker +ATM Asynchronous Transfer Mode +ATM Asynchronous Transfer Mode +ATM At The Moment +ATM Automatic Teller Machine +ATMS Automated Trunk Measurement System +ATN Automated Test Network +ATO Abort To Orbit (Shuttle abort plan) +ATOMS AT&t Optimized Materials Simulator +ATP2 AppleTalk Phase 2 +ATP Adenosine TriPhosphate +ATP Airline Transport Pilot (highest grade of pilot certificate) +ATP All Tests Pass +ATP Appletalk Transaction Protocol +ATPCO Airline Tariff Publishing COmpany +ATR Alternate Trunk Routing +ATR Apollo Token Ring +ATRS Automated Trouble Reporting System +ATS Automated Test System +ATSL Along The Same Line +ATT American Telephone & Telegraph, "AT&T" +ATTC Automatic Transmission Test and Control circuit +ATTCOM American Telephone & Telegraph COMmunications +ATTIS American Telephone & Telegraph Information Systems +ATV All Terrain Vehicle +AU Arithematic Unit +AU Astronomical Unit (93,000,000 miles) [Space] +AUDIX AUDio Information eXchange +AUI Attachment Unit Interface +AUP Acceptable Use Policy +AUP Acceptable Use Policy +AURA Association of Universities for Research in Astronomy +AUS Army of the United States +AUTODIN AUTOmatic DIgital Network +AUTOSEVCOM AUTOmatic SEcure Voice COMmunications +AUTOVON AUTOmatic VOice Network +AUX Apple UniX +AUXF AUXillary Frame +AV AudioVisual +AVD Alternate Voice Data +AVLIS Atomic Vapor Laser Isotope Separation +AVS Application Visualization Software +AWACS Airborne Warnings And Control Systems +AWEA American Wind Energy Association +AWG American Wire Gauge +AWGTHTGTTA Are We Going To Have To Go Through This Again +AWHFY Are We Having Fun Yet +AWK al Aho, peter Weinberger, brian Kernighan (pattern scanning language) +AWOL Absent WithOut Leave (also Absent Without Official Leave) (see AOL) +AWST Aviation Week and Space Technology (a.k.a. AvLeak), "AW&ST" +AXAF Advanced X-ray Astrophysics Facility [Space] +AY Arther Young +AZ Arizona +B4 Before +B4N Bye For Now +B6ZS Bipolar with 6 Zero Subsitution +B911 Basic 911 +BA Bachelor of Arts +BAC By Any Chance +BACH Business Alliance for Commerce in Hemp +BAFO Best And Final Offer +BAG(L) Busting A Gut (Laughing) +BALUN BALanced to UNbalanced +BAMAF BELLCORE AMA Format +BANCS Bell Administrative Network Communications System +BAPCO Bellsouth Advertising & Publishing COmpany +BARRNET Bay Area Regional Research Network, "BARRNet" (SF Bay Area) +BASH Bourne-Again SHell +BASIC Beginner's All-purpose Symbolic Instruction Code +BATSE Burst And Transient Source Experiment (on GRO) +BBA Bachelor of Business Administration +BB Bases on Balls +BBB Better Business Bureau +BB Best of Breed +BB Bunnies and Burrows +BBC British Broadcasting Corporation +B bit, "b" +BBIAB Be Back In A Bit +BBL Barrel +BBL [I'll] Be Back Later +BBM Big Beautiful Man +BBN Bolt, Beranek, and Newman [Corporate name] +B Book +BBS be back soon +BBS Bulletin Board Service +BBS Bulletin Board System +BBW Big Beautiful Woman +BBXRT Broad-Band X-Ray Telescope (ASTRO package) +B Byte +BC Battlecars +BC Before Christ +BC British Columbia +BCBS Blue Cross/Blue Shield, "BC/BS" +BCC Blind/Blank Carbon Copy +BCC Block Check Character +BCC Blocked Call Cleared +BCD Bad Conduct Discharge +BCD Binary Coded Decimal +BCD Blocked Call Delayed +BCDIC Binary Coded Decimal Interchange Code +BCE Before the Common Era (substitute for BC) +BCNU Be Seeing You +BCP Binary Communications Protocol +BCP Byte Controlled Protocols +BCPL Basic Combined Programming Language +BCR Bell Communications Research +BCS Bachelor of Commercial Science +BCS Basic Combined Subset +BCS Batch Change Supplement +BCS Binary Compatibility Standard (ABI for Motorola chips) +BCS Boston Computer Society +BCS British Computer Society +BCWP Budgeted Cost of Work Performed +BCWS Budgeted Cost of Work Scheduled +BDA Battle Damage Assessment +BDA Bomb Damage Assessment +BD Bachelor of Divinity +BD Bank Draft +BD Bills Discounted +B&D Bondage and Discipline +BDC Boston Development Center +BDD Basic Dungeons & Dragons, "BD&D" +BDF Binary Distribution Format +BDF Bitmap Description Format (Adobe) +BDF Bitmap Distribution Format +BDSM Bondage & Discipline, Dominance & Submission, Sado-Masochism. +BDSMLMNOP BDSM and whatever else we might do +BDT Billing Data Transmitter +BDT Bulk Data Transfer +BEA Bureau of Economic Analysis +BEAV Binary Editor And Viewer +BE Back End +BE Bill of Exchange +BECAUSE BEnchmark of Concurrent Architectures for their Use in Scientific Engineering +BED Hanscom Field, Bedford MA +BEF Band Elimination Filter +BEF British Expeditionary Force (see AEF) +BELLCORE BELL COmmunications REsearch +BEM Bug Eyed Monster +BENELUX BElgium, NEtherlands, and LUXembourg +BER Basic Encoding Rules +BER Bit Error Rate +BERNET BErliner RechnerNETz +BERT Bit Error Rate Test +BEST Borland Enhanced Support and Training +BETRS Basic Exchange Telecommunications Radio Service +BFA Bachelor of Fine Arts +BF Boy Friend +BF Brought Forward +BFD Big F***ing Deal +BFHD Big Fat Hairy Deal +BFN Bye For Now +BFR Biennial Flight Review +BGP Border Gateway Protocol +BHA Butylated HydroxyAnisole +BH Black Hole +BH Boot Hill +BHC Busy Hour Calls +BHP Brake HorsePower +BHT Butylated HydroxyToluene +BIAB Back In A Bit +BIAF Back In A Few +BIAS Back In A Second +BIAW Back In A While +BI Backplane Interconnect +BI Bus Interconnect +BICS Building Industry Consulting Services [telephony] +BID Bis In Die (twice a day) +BIMA Berkeley Illinois Maryland Array +BIND Berkeley Internet Name Daemon +BIOC Break Into Other Computers +BION Believe It Or Not +BIOS Basic Input Output System +BIRD BIlinear Rotation Decoupling +BIS Business Information System +BISDN Broadband Integrated Services Digital Network, "B-ISDN" +BISP Business Information System Program +BISYNC Binary Synchronous Communications, "BiSync" (BSC is preferred) [IBM] +BIT Binary digIT +BIT Bipolar Integrated Technology Inc +BITNET Because-It's-Time NETwork +BITS Biotechnology Information Toolkit Software +BIU Bus Interface Unit +BIX Byte Information eXchange +BLAS Basic Linear Algebra Subroutines +BLAST BLocked ASynchronous Transmission +BL Bill of Loading +BLDS Busy Line/Don't Answer, "BL/DS" +BLER Block Error Rate +BLERT BLock Error Rate Test +BLF Busy Lamp Field [telephony] +BLF Busy Line Field +BLM Bureau of Land Management +BLOBS Binary Large OBjectS +BLS Bureau of Labor Statistics +BLS Business Listing Service +BLT Bacon, Lettuce, and Tomato +BLT BLock Transfer +BLV Busy Line Verification +BMA Bank Marketing Association +BM Basal Metabolism +BM Bowel Movement +BM Breakdown Maintenance +BMEWS Ballistic Missile Early Warning +BMG Bloomington, IN +BMI Broadcast Music Inc. +BMO Ballistic Missile Office +BMOC Big Man On Campus +BMP Benchmark Plan +BMR Basal Metabolism Rate +BNC Bayonet Navy Connector +BNC Bayonet Neill Concelman (connector) [electronics] (see also TNC) +BNC Berkley Nucleonics Corporation +BNC British Naval Connectors +BNET Berkeley NETworking +BNF Bachus-Naur Form +BNFL British Nuclear Fuels Ltd +BNRCVUUCP Batch News ReCeive Via UUCP +BNS Billed Number Screening +BNSC British National Space Centre +BNU Basic Networking Utilities (AT&T's name for HoneyDanBer UUCP) +BO Body Odor +BO Branch Office +BO Buyer's Option +BOC Bell Operating Company +BOD Board Of Directors +BOF Birds Of a Feather +BOFH Bastard Operator From Hell +BOM Bill Of Materials +BOQ Bachelor Officers' Quarters +BOR Basic Output Report +BORSCHT Battery, Overvoltage, Ringing, Supervision, Coding, Hybrid Test +BOS Base Operating System +BOS Boston MA +BOS Business Office Supervisor +BOSIX Biin Open System Interface eXtension +BOSS Billing and Order Support System +BOT Beginning Of Tape +BP Base Pointer +BP Blood Pressure +BP British Petroleum +BP British Pharmacopoeia +BPD Borderline Personality Disorder +BPI Bits Per Inch, Blocks Per Inch, Bytes Per Inch +BPOC Bell Point Of Contact +BPOE Benevolent and Protective Order of Elks +BPPS Basing-Point Pricing System +BPS Bits/Bytes Per Second +BPSS Basic Packet-Switching Service +BRAT Business Residence Account Tracking system +BRB [I'll] Be Right Back +BR Bills Receivable +BR British Rail +BRC Business Reply Card +BRCS Business Residence Custom Service +BRI Basic Rate Interface +BRIEF Basic Reconfigurable Interactive Editing Facility +BRL army Ballistic Research Laboratory +BRL Ballistics Research Lab +BRM Basic Remote Module +BRS Bibliographic Retrieval Service +BRT Be Right There +BSA Basic Serving Arrangements +BSA Birmingham Small Arms +BSA Boy Scouts of America +BS Bachelor of Science +BS Back Space +BS Banded Signaling +BSBH Busy Season Busy Hour +BS Bill of Sale +BS Bill of Sale, "B/S" +BS British Standards +BSC Bachelor of SCience, "BSc" +BSC Binary Synchronous Communication +BSC Binary Synchronous Communications (also sometimes BiSync) [IBM] +BSC Business Service Center +BSCM BiSynchronous Communications Module +BSD Berkeley Software Distribution +BSE Basic Service Element +BSF Bell Shock Force +BSI British Standards Institute +BSMTP Batched SMTP +BSN Bachelor of Science in Nursing +BSOC Bell Systems Operating Company +BSP Bell System Practice +BSRFS Bell System Reference Frequency Standard +BSS Basic Synchronized Subset +BSS Block Started by Symbol (IBM assembly-language) +BST Basic Services Terminal +BSTJ Bell System Technical Journal +BSTS Better Safe than sorry +BSW Boston Software Works +BTA But Then Again +BTAM Basic Telecommunications Access Method [IBM] +BT Bus Terminator +BTDT Been There, Done That +BTHU British Thermal Unit, "BThU" (BTU, q.v., is preferred) +BTL Backplane Transceiver Logic +BTL Bell Telephone Laboratories +BTN Billing Telephone Number +BTO Bachman Turner Overdrive +BTOL Better Than Open Look +BTS Board Tracking System +BTSOOM Beats The Shit Out Of Me +BTTH butt to the head +BTU British Thermal Unit +BTW By The Way +BU Bushido +BU Business Units +BURP Brewers United for Real Potables +BUS Basic Utility System +BUT Board Under Test +BVA Billing Validation Application +BV Blessed Virgin +BVC Billing Validation Center +BVY Beverly MA +BW Business Wire +BWC BandWidth Compression +BWG Big Wide Grin +BWI Baltimore-Washington International (airport) +BWI British West Indies +BWM Broadcast Warning Message +BWT Broadcast Warning TWX +BWTS BandWidth Test Set +BX Base eXchange (see also PX) +BYKT(A) But You Knew That (Already) +BYU Brigham Young University +CAA Civil Aviation Authority (U.K.) +CAB Civil Aeronautics Board +CABS Carrier Access Billing System +CA CAble +CA California +CAC Calling-card Authorization Center +CAC Carrier Access Code +CAC Circuit Administration Center +CAC Customer Administration Center +CA Chartered Accountant +CA Chief Accountant +CA Chronological Age +CACM Communications of the Association for Computing Machinery +CA Collision Avoidance (as in CSMA/CA (q.v.)) +CAD Computer Aided Design (sometimes seen as CAD/CAM) +CAD Computer-Aided Dispatch +CADD Computer-Aided Design and Drafting +CADV Combined Alternate Data/Voice +CAE Common Application Environment +CAE Computer-Aided Education +CAE Computer-Aided Engineering +CAFE Corporate Average Fuel Economy +CAGR Compound Annual Growth Rate +CAI Call Assembly Index +CAI Computer Aided Instruction +CAI Computer Application Inc +CAI Computer Assisted Instruction +CAIS Colocated Automatic Intercept System +CAIS Common Apse Interface Specification +CALRS Centralized Automatic Loop Reporting System +CALS Computer-aided Acquisition and Logistics Support +CAMAC Computer Automated Measurement And Control +CAMA Centralized Automatic Message Accounting +CAM Common Access Method (SCSI) +CAM Computer Aided Management +CAM Computer-Aided Manufacturing +CAM Computer Aided Manufacturing (sometimes seen as CAD/CAM) +CAM Content Addressable Memory +CAML Categorical Abstract Machine Language +CAMM Computer Assisted Material Management +CAMP Campaign Against Marijuana Planting +CAMRA CAMpaign for Real Ale +CAN Campus Area Network +CAP Civil Air Patrol +CAP Columbia Appletalk Package +CAP Computer Aided Publishing +CAPP Computer Aided Process Planning +CAPS CAPital letterS +CAPTAIN Character And Pattern Telephone Access Information Network +CAR Computer Access & Retrieval +CAR Contents of the Address part of the Register +CAROT Centralized Automatic Reporting On Trunks +CART Championship Auto Racing Teams +CAS Chemical Abstracts Service +CAS Circuit Associated Signaling +CAS Communicating Application Specification +CAS Computerized Autodial System +CASE Common Application Service Element +CASE Computer Aided Software Engineering +CASSI Chemical Abstracts Service Source Index +CASSIS Classification and Search Support Information System +CAT Computer-Aided Tomography +CAT Computer Assisted Typesetter +CAT conCATenate +CAT Craft Access Terminal +CAT Customer Acceptance Test +CATIS Common Applications and Tools Integration Services +CATLAS Centralized Automatic Trouble Locating and Analysis System +CATV Community Antenna TeleVision +CAU Connection Arrangement Unit +CAV Constant Angular Velocity +CAVU Ceiling And Visibility Unlimited +CB(C&B) Chastity Belt / Cock and Ball +CBC Canadian Broadcasting Corporation +CB Citizens Band radio +CBD Cash Before Delivery +CBD Central Business District +CBD Commerce Business Daily +CBDS Connectionless Broadband Data Service +CBEMA Computer & Business Equipment Manufacturers Association +CBI Computer Based Instruction +CBR Chemical, Biological, Radiological warfare +CBS Columbia Broadcasting System +CBS CrossBar Switching +CBT Cock and Ball Torture/Training +CBW Chemical and Biological Warfare +CBX Computerized Branch eXchange +CCA Computer Corporation of America [Corporate name] +CCAFS Cape Canaveral Air Force Station +CC Carbon Copy +CCC Canadian Committee on Cataloging +CCC Central Control Complex +CCC Ceramic Chip Carriers +CCC Civil(ian) Conservation Corps +CCCCM CCC CounterMeasures (sometimes C^3CM) +CCC Command, Control, and Communications (sometimes C^3) +CC C Compiler +CCC Computer Control Center +CCC Concourse Computer Center [MIT] +CC Center Conductor +CC Central Control +CCCI Command, Control, Communications, and Intelligence +CC Cluster Controller +CC Common Control +CC Cost Center +CC Country Code +CCD Charge Coupled Device (see CID) +CCD Computer-Controlled Display +CCDS Centers for the Commercial Development of Space +CCH Connections per Circuit per Hour +CCI Computer Carrier Interrupt +CCI Computer Consoles, Incorporated +CCIM Certified Commercial Investment Member +CCIP Continuously Computed Impact Point +CCIR Comite' Consultatif International des Radio Communications +CCIS Common Channel Interoffice Signaling [telephony] +CCITT Comite' Consultatif International Telegraphique et Telephonique +CCITT International Consultative Committee for Telegraphy and Telephony +CCL Console Command Language +CCNC Common Channel Network Controller +CCNC Computer/Communications Network Center +C Copper +CCR Commitment, Concurrency, and Recovery +CCR Covenants, Conditions, and Restrictions +CCR Creedence Clearwater Revival +CCR Customer-Controlled Reconfiguration +CCRP Continuously Computed Release Point +CCSA Common Control Switching Arrangement [telephony] +CCS Common Channel Signaling +CCS Common Command Set (SCSI) +CCS Hundred (C) Call Seconds +CCTAC Computer Communications Trouble Analysis Center +CCTA Central Computer and Telecommunications Agency +CCT Central Control Terminal +CCTV Closed Circuit TeleVision +CCU COLT Computer Unit +CCV Calling Card Validation +CCW Counter ClockWise +CDA Call Data Accumulator +CDA Coin Detection and Announcement +CDA Compound Documents Architecture +CDAR Customer Dialed Account Recording +CDB Command Descriptor Block +CDB Customer Distributed Buglist +CD Carrier Detect (properly DCD (q.v.)) +CDC Centers for Disease Control +CDC Control Data Corporation, inc. [Corporate name] +CD Certificate of Deposit +CDCF Cumulative Discounted Cash Flow +CD Circular Dichroism +CD Civil Defense +CD Collision Detection (as in CSMA/CD (q.v.)) +CD Compact Disk +CD Cross Dresser +CDEV Control panel DEVice +CDF Combined Distributing Frame +CDF Context-Dependent File +CDIAC Carbon Dioxide Information Analysis Center +CDI Circle Digit Identification +CDI Course Deviation Indicator +CDO Community Dial Office +CDP Career Development Program +CDPR Customer Dial Pulse Receiver +CDR Call Dial Rerouting +CDR CommanDeR +CDR Contents of the Decrement part of the Register +CDR Critical Design Review +CDROM Compact Disk Read Only Memory, "CD-ROM" +CDS Craft Dispatch System +CDSF Commercially Developed Space Facility +CDT Call Data Transmitter +CDT Central Daylight Time +CDU Control Display Unit +CEA Commissariat a l'Energie Atomique, France +CEA Council of Economic Advisors +CEA County Education Authority +CEBIT welt-CEntrum Buero Information Telekommunikation +CEC Commission of the European Communities +CE Chemical Engineer +CE Civil Engineer +CE Common Era (substitute for AD) +CE Corps of Engineers +CE Customer Engineer +CED Committee for Economic Development +CEERT Coalition for Energy Efficiency and Renewable Technologies +CEF Cable Entrance Facility +CEI Comparably Efficient Interconnection +CELSS Controlled Ecological Life Support System [Space] +CEN Centre d'Etudes Nucleaires +CENS Centre d'Etudes Nucleaires de Seclay +CENTO CENtral Treaty Organization +CEO Chief Executive Officer +CERMET Ceramic Metal Element +CERN organisation (formerly Conseil) Europeenne pour la Recherche Nucleaires +CERT Computer Emergency Response Team +CET Central European Time +CEV Controlled Environment Vault +CEVI Common Equipment Voltage Indicator +CFA Center For Astrophysics +CFB Color Frame Buffer +CFCA Communications Fraud Control Association +CF Carry Forward +CFC Chloro-FluoroCarbon [chemical] +CFC Combined Federal Campaign +CF Coin First payphone [telephony] +CFD Computational Fluid Dynamics +CFF Columbus Free Flyer +CFHT Canada-France-Hawaii Telescope +CFI Certificated Flight Instructor +CFI Cost, Freight, and Insurance +CFIDS Chronic Fatigue Immune Deficiency Syndrome +CFL Canadian Football League +CFO Chief Financial Officer +CFP Call For Papers +CFR Code of Federal Regulations +CFS Chronic Fatigue Syndrome +CGA Color Graphics Adapter +CG Coast Guard +CG Commanding General +CGCT Compagnie Generale de Constructions Telephoniques +CGE Cincinnati Gas & Electric, "CG&E" +CGE Compagnie Generale d'Electricite +CGIAR Consultative Group on International Agricultural Research +CGI Computer Graphics Interface +CGM Computer Graphics Metafile +CGMIF Computer Graphics Metafile Interchange Format +CGN Concentrator Group Number +CGS Centimeter-Gram-Second +CGX Chicago (Meigs) IL +CHA Champions +CHAP CHAnnel Processor +CHARA Center for High Angular Resolution Astronomy +CHARGEN CHARacter GENerator +CH Cardboard Heroes +CH ClearingHouse +CH CourtHouse +CH Customs House +CHI Chill: Adventures into the Unknown +CHOTS Corporate Headquarters Office Technology System +CHP California Highway Patrol +CHUDWAH Clueless Het Dom Wannabe +CHUSWAH Clueless Het Sub Wannabe +CIAC Computer Incident Advisory Capability +CIA Central Intelligence Agency [US Government] +CIB Console Interface Board +CICA Competition in Contracting Act +CIC Carrier Identification Code +CIC Coordination and Information Center [CSNet] +CI Configuration Interaction +CICS Customer Information Control System [IBM] +CICSVS Customer Information Control System / Virtual Storage, "CICS/VS" +CI Cubic Inches +CID Central Institute for the Deaf +CID Charge Injection Device (see CCD) +CID Computer Integrated Design +CIDEP Chemically Induced Dynamic Electron Polarization +CIDIN Common Icao Data Interchange Network +CIDNP Chemically Induced Dynamic Nuclear Polarization +CIF Caltech Intermediate Form +CIF Cost, Insurance and Freight +CII Call Identity Index +CIMA Construction Industry Manufacture's Association +CIM Computer Integrated Manufacturing +CIO Chief Information Officer +CIP Chief Income Producer +CIP Computer-Investitions-Programm +CIRCA Center for Instructional and Research Computing Activities +CIRRIS Cryogenic InfraRed Radiance Instrument for Shuttle +CISC Complex Instruction Set Computer +CIS Chief Income Spender +CIS Commonwealth of Independent States +CIS Complete and Irrevocable Submission +CIS Compuserve Information S? +CIS Customized Intercept Service +CIT California Institute of Technology +CIT Case Institute of Technology (part of CWRU, Cleveland, OH) +CIT Circumstellar Imaging Telescope [Space] +CIT Computer Integrated Telephony +CIU Computer Interface Unit +CLASP Comprehensive Logistics Automated Support Program +CLASS Centralized Local Area Selective Signaling +CLASS Custom Local Area Signaling Service +CL Connection-Less mode +CLDN Calling Line Directory Number +CLEF Certified Licensed Evaluation Facility +CLEI Common-Language Equipment Identification +CLI Calling Line Ident +CLI Command Line Interpreter +CLID Calling Line IDentification +CLLI Common-Language Location Identification +CLNP ConnectionLess Network Protocol +CLOS Common Lisp Object System +CLRC Circuit Layout Record Card +CLR Combined Line and Recording +CLS connectionless server +CLTP Connectionless Transport Protocol +CLU Chartered Life Underwriter +CLUT Color LookUp Table +CLV Constant Linear Velocity +CMA Cash Management Account +CMAC Centralized Maintenance and Administration Center +CMCC Central Mission Control Centre (ESA) +CMC Communication Machinery Corporation +CMC Construction Maintenance Center +CMC Corporate Management Commitee +CM Command Module (Apollo spacecraft) +CM Computer Modern +CM Congregation of the Mission +CM Corrective Maintenance +CMD Centralized Message Distribution +CMDF Combined Main Distributing Frame +CMDS Centralized Message Data System +CMH Port Columbus OH +CMI Champaign-Urbana IL +CMIIW correct me if I'm wrong +CMIIW Correct Me If I'm Wrong +CMIP Common Management Information Protocol +CMIS Common Management Information Service +CMISE Common Management Information Service Element +CML Current Model Logic +CMMU Cache/Memory Management Unit +CMOS Complementary-symmetry Metal-Oxide Semiconductor +CMOT Common Management Information Services and Protocol over TCP/IP +CMRR Common Mode Rejection Ratio +CMS Call Management System +CMS Circuit Maintenance System +CMS Communications Management Subsystem +CMS Conversational Monitoring System +CMSGT Chief Master Sergeant, "CMSgt" +CMT Cellular Mobile Telephone +CMU Carnegie-Mellon University +CMU COLT Measurement Unit +CMW Compartmented Mode Workstation +CMYK Cyan, Magenta, Yellow, blacK +CNAB Customer Name/Address Bureau +CNA Communications Network Application +CNA Customer Name / Address, "CN/A" [telephony] +CNA Customer Name and Address +CN Canadian National (railroad) [Corporate name] +CNCC Customer Network Control Center +CNC Computer Numerical Control +CNC Consensual Non Consent +CN Change Notice +CNDO Complete Neglect of Differential Overlap +CNES Centre National d'Etude Spatiales +CNI Common Network Interface +CNMA Communications Network for Manufacturing Applications +CNM Communications Network Management +CNMS Cylink Network Management System +CNN Cable News Network +CNO Carbon-Nitrogen-Oxygen +CNO Chief of Naval Operations +CNP continued [in my] next post +CNR Canadian National Railways +CNR Carrier to Noise Ratio +CNR Consiglio Nazionale delle Ricerche, Italy +CNRCVUUCP Compressed News ReCeive Via UUCP +CNS Central Nervous System +CNS Complimentary Network Service +CNSR Comet Nucleus Sample Return +COAM Customer Owned And Maintained +COB Close Of Business +COBE COsmic Background Explorer +COBOL COmmon Business Oriented Language +CO Cash Order +COC Call of Cthulhu +COC Circuit Order Control +CO Central Office [telephony] +CO Colorado +COCOM Coordinating Comittee for Export to Comminist Area +CO Commanding Officer +CO Conscientious Objector +COCOT Customer-Owned Coin-Operated Telephone [telephony] +CODASYL Conference On DAta SYstems Languages +CODCF Central Office Data Connecting Facility +COD Collect On Delivery; Cash On Delivery +CODEC COder-DECoder +COE Center Of Excellence +COE Central Office Equipment +COEES COE Engineering System +COER Central Office Equipment Report +COFF Common Object File Format +CO in Care Of, "C/O" +COLA Cost-Of-Living Allowance +COLOC COrrelation spectroscopy for LOng-range Couplings +COLT Central Office Line Tester +COMAS Central Office Maintenance and Administration System +COM Commercial (pilot certificate) +COM Computer Output Microfilm +COMDEX COMputer Dealer's Exposition +COMM Communications +COMPACT COMmercial Product ACquisition Team +COMPTEL COMPton TELescope (on GRO) +COMSAT Communications Satellite Corp +COMSAT COMmunications SATellite [Space] +COMS Complementary Metal Oxide Semiconductor +CONN CONNector +CONS Connection-Oriented Networking Session +CONTAC Central Office NeTwork ACcess +CONUS CONtinental United States +COO Chief Operating Officer +COP Character-Oriented Protocol +COPS Computer Oracle and Password System +COQ Cost Of Quality +CORE COntrolled Requirement Expression +CORN COmputer Resource Nucleus +CORNET CORperate NETwork +COS Central Office Switch +COS Corporation for Open Systems +COSINE Cooperation for Open Systems Interconnection Networking in Europe +COSMIC COmmon Systems Main InterConnection frame system +COSMIC COmputer Software Management and Information Center +COSMOS COmputer System for Mainframe OperationS +COSTAR Corrective Optics Space Telescope Axial Replacement +COSY COrrelation SpectroscopY +COT Central Office Terminal +COTS Connection-Oriented Transport (layer) Service +CPA Certified Public Accountant +CPA Communications & Public Affairs, "C&PA" +CP Canadian Pacific +CP Canadian Press +CPC Cellular Phone Company +CPC Circuit Provisioning Center +CP Chemically Pure +CP Command Post +CP Command Processor +CP Control Program +CP CoPy +CP Corporal Punishment +CP Cross Polarization +CPD Central Pulse Distributor +CPE Customer Premises Equipment +CPE Customer-Provided Equipment +CPFF Cost Plus Fixed Fee +CPH Cost Per Hour +CPI Characters Per Inch +CPI Common Programming Interface +CPI Computer Private branch exchange Interface +CPIO CoPy In/Out +CPL Combined Programming Language +CPMAS Cross Polarization/Magic Angle Spinning, "CP/MAS" +CPM Control Program for Microcomputers (sometimes CP/M) +CPM Cost Per Minute +CPM Critical Path Method +CPMG Carr-Purcell-Meiboom-Gill +CPMP Carrier Performance Measurement Plan +CPO Chief Petty Officer +CPO Chief Post Office +CPO Customer Premises Equipment +CPP Cable Patch Panel +CPR Canadian Pacific Railway +C programming language, successor to BCPL +CPS Characters Per Second +CPSR Computer Professionals for Social Responsibility +CPT CaPTain +CPU Central Processing Unit +CPW Certified Public Weigher +CQ Charge of Quarters, Call to Quarter +CQ Commercial Quality +CRAF Comet Rendezvous/Asteroid Flyby [Space] +CRAM Card Random Access Memory +CRAS Cable Repair Administrative System +CRB Certified Residential Broker +CR Carriage Return (ASCII 15 octal) +CRC Camera Ready Copy +CRC Chemical Rubber Company +CRC Civil Rights Commission +CRC Customer Record Center +CRC Cyclical Redundancy Character +CRC Cyclic Redundancy Check +CRD Customer Required Date +CREG Concentrated Range Extension with Gain +CREN Corporation for Research and Educational Networking +CRFC Customer Return For Credit +CRFMP Cable Repair Force Management Plan +CRI Cray Research, Inc. +CRIN Centre de Recherche en Informatique de Nancy +CRISC Complex-Reduced Instruction Set Computer +CRIS Customer Record Information System +CRISP Complex-Reduced Instruction Set Processor +CRISP Cross-Relaxation Intensity Sequence Pattern +CRL Certificate Revocation List +CRLF Carriage Return/Line Feed +CRONIC Colorado Rudimentary Operating Nucleus for Intelligent Controllers (HSC OS) +CROTCH Computerized Routine for Observing and Testing the Channel Hardware +CRRES Combined Release / Radiation Effects Satellite +CRSAB Centralized Repair Service Answering Bureau +CRS Centralized Results System +CRT Cathode Ray Tube (also generic reference to a terminal) +CRTC Canadian Radio-television and Telecommunications Commission +CSAB Computing Sciences Accreditation Board +CSA Canadian Standards Association +CSA Carrier Serving Area +CSACC Customer Service Administration Control Center +CSA Client Service Agent +CSA Confederate States of America +CSACS Centralized Status, Alarm and Control System +CSA Customer Service Administration +CSAR Centralized System for Analysis Reporting +CSC Cell Site Controller +CSC Computer Sciences Corporation +CS Chivalry & Sorcery, "C&S" +CS Civil Servant +CSCM Chemical Shift Correlation Map +CS Code Segment +CS Computer Science; Computing Science +CS County Seat +CS Customer Service +CSDC Circuit Switched Digital Capability +CSD Customer Service Division +CSE Common Subexpression Elimination +CSF Critical Success Factor +CSI Commercial Systems Integration +CSIRO Commonwealth Scientific and Industrial Research Organization +CSIS Canadian Security and Intelligence Service +CSL Can't Stop Laughing +CSL Coin Supervising Link +CSMACA Carrier Sense Multiple Access with Collision Avoidance, "CSMA/CA" +CSMA Carrier Sense Multiple Access +CSMACD Carrier Sense Multiple Access with Collision Detection, "CSMA/CD" +CSM Command and Service Module (Apollo spacecraft) +CSM Command Sergeant Major +CSN Computer Systems News (magazine) +CSNET Computer Science NETwork +CSOC Consolidated Space Operations Center (at Colorado Springs) +CSO Central Services Organization +CSO Computing Services Office (UIUC) +CSPAN Cable-Satellite Public Affairs Network, "C-SPAN" +CSP Control Switching Point +CSR Control and Status Register +CSRG Computer Systems Research Group +CSRI Computer Systems Research Institute (U Toronto) +CSRS Civil Service Retirement System +CSS Computer Sub-System +CSS Customer Switching System +CSTA Computer Supported Telecommunications Applications +CSTC Consolidated Satellite Test Center (USAF) +CST Central Standard Time +CSU Channel Service Unit +CTC Canadian Transport Commission +CTC Centralized Traffic Control [railroad] +CTC Central Test Center +CTC Chu-Itoh Techno-Science Co. +CT Central Time +CT Charge Transfer +CT Communications & Tracking, "C&T" +CT Computed Tomography +CT Connecticut +CTD Computing and Telecommunications Division +CTERM Command TERMinal (DECNET) +CTIO Cerro Tololo Inter-american Observatory +CTM Contac Trunk Module +CTMS Carrier Transmission Measuring System +CTNE Compania Telefonica Nacional de Espana +CTO Call Transfer Outside +CTRL Control +CTS Carpal Tunnel Syndrome +CTS Carpal Tunnel Syndrome +CTS Cartridge Tape Subsystem (Exabyte) +CTS Clear To Send +CTS Compatible Timesharing System +CTSS {Compatible,Chameleon,Cray,Cyber} Time-Sharing System +CTT Cartridge Tape Transport +CTTC Cartridge Tape Transport Controller +CTTN Cable Trunk Ticket Number +CTV Canadian TeleVision network +CUA Common User Access +CU Close-Up +CU Control Unit +CUCRIT Capital Utilization CRITeria +CU Customer Unit +CU (L8R) (S) See You (Later) (Soon) +CUL See You Later [net jargon] +CUNBATCH Compressed news UNBATCH +CUTK Common Update/EQuipment system, "CU/TK" +CVCC Controlled Vortex Combustion Chamber +CV Constant Velocity +CV Curriculum Vitae +CVD Chemical Vapor Deposition +CVR Compass Voice Response +CVT Continuous Variable Transmission +CW Car Wars +CWC City-Wide Centrex +CW Chemical Warfare +CW Child Welfare +CW Churchwarden +CW Continuous Wave +CWI Centrum voor Wiskunde en Informatica (Centre for Mathematics and Computer Science) +CWO Cash With Order +CWO Chief Warrant Officer +CWRU Case Western Reserve University +CWYS Converse With You Soon +CXI Common X-windows Interface +CYA Cover Your Ass +CY Calendar Year +CYO Catholic Youth Organization +CZ Canal Zone +CZ Control Zone +DACCS Digital Access Cross Connect System [telephony] +DAC Design Automation Conference +DAC Digital to Analog Converter +DACS Digital Access Cross-connect System [telephony] +DACS Directory Assistance Charging System +DA Days after Acceptance +DAD Draft ADdendum +DA Department of Agriculture +DA Deposit Account +DA Desk Accessory (Mac) +DA Digital to Analog converter, "D?A" +DA Directory Assistance (/C = computerized, /M = Microfilm) +DA District Attorney +DA Don't Answer +DAIS Distributed Automatic Intercept System +DAMQAM Dynamically Adaptive Multicarrier Quadrature Amplitude Modulation +DAP Data Access Protocol (DECNET) +DAP Division Advisory Panel [of NSF (q.v.) DNCRI (q.v.)] +DARC Division Alarm Recording Center +DAR Daughters of the American Revolution +DARFC Duck And Run For Cover +DARPA Defense Advanced Research Projects Agency +DARU Distributed automatic intercept system Audio Response Unit +DASD Direct Access Storage Device +DAS Directory Assistance System +DAS Distributor And Scanner +DAS Dual Attach Station +DASWDT Distributor And Scanner-Watch Dog Timer, "DAS-WDT" +DATA Defense Air Transport Administration +DAT Digital Audio Tape +DAV Data Above Voice +DAV Disabled American Veterans +DAY Dayton OH +DBAC Data Base Administration Center +DBA Data Base Administrator +DBA Doing Business As +DBAS Data Base Administration System +DB DataBase +DB DeciBels, "db" +DB Dial Box +DBF DBase Format +DBM DataBase Manager +DBME DataBase Managment Environment +DBMS DataBase Management System (rdbms for Relational) +DBRAD Data Base Relational Application Directory +DBS Duplex Bus Selector +DBT Dialectical Behavior Therapy +DCA Defense Communications Agency +DCA Distributed Communication Architecture +DCA Document Content Architecture +DCA Washington (National) DC +DCC Data Country Code +DCC Descriptive Cataloging Committee +DCC DiCyclohexylCarbodiimide +DCC Digital Compact Cassette +DCCO Defense Commercial Communications Office +DCCS DisContiguous Shared Segments +DC Data Cartridge +DCD Data Carrier Detect (sometimes CD (q.v.)) +DC Direct Current, "dc" (see also AC) +DC District of Columbia +DCE Data Circuit-terminating Equipment +DCE Data Communications Equipment +DCE Distributed Computing Environment +DCH D Channel Handler +DCI Desktop Color Imaging +DCL Data Control Language +DCL DEC Control Language +DCL Digital Command Language +DCLU Digital Carrier Line Uint +DCM Digital Carrier Module +DCMS Distributed Call Measurement System +DCMU Digital Concentrator Measurement Unit +DCNA Data Communication Network Architecture +DCO Document Change Order +DCP Distributed Communications Processor +DCP Duplex Central Processor +DCPR Detailed Contuing Property Record (PICS/DCPR) +DCPSK Differential Coherent Phase-Shift Keying +DCS Digital Crosconnect System +DCS Distribution Control System +DCT Digital Carrier Trunk +DCTN Defense Commercial Telecommunications Network +DCTS Dimension Custom Telephone Service +DDA Digital Differential Analyzer +DDA Domain Defined Attribute +DDB Device Dependent Bitmap +DDC Digital Data Converter +DDC Direct Department Calling +DDCMP Digital Data Communication Message Protocol +DDCU DC-to-DC Converter Unit +DD Daredevils +DD Data Dictionary +DD Days after Date +DDD Direct Distance Dialing [Telephony; principally US, elsewhere STD] +DD Demand Draft +DD Dishonorable Discharge +DD Disk Drive +DD Doctor of Divinity +DD Double Density +DD Dungeons & Dragons, "D&D" +DDE Dynamic Data Exchange +D Depth +DDJ Dr. Dobbs Journal +DDK Driver Development Kit (from MS) +DDL Data Definition Language +DDL Document Description Language +DDN Defense Data Network +DDP Datagram Delivery Protocol +DDP Distributed Data Processing +DDPEX Device Dependent PEX +DDQ DichloroDicyanobenzoQuinone +DDS Dataphone Digital Service [AT&T] +DDS Dataphone Digital service carrier offering 2.4 - 56 kb/s +DDS Digital Dataphone Service +DDS Digital Data Service +DDS Digital Data Storage (Sony and HP's DAT format) +DDS Digital Data System +DDS Direct Digital Service +DDS Doctor of Dental Surgery; Doctor of Dental Science +DDS Document Distribution Services +DDT DichloroDiphenylTrichloroethane +DDV DatenDirektVerbindung +DDX Digital Data eXchange, Device Dependent X (windows) +DDX Distributed Data eXchange +DEA Data Encryption Algorithm +DEA Drug Enforcement Agency +DEAR Department of Energy Acquisition Regulation +DEBNA Digital Ethernet BI Network Adapter +DEC Digital Equipment Corporation [Corporate name] +DECNET Digital Equipment Corporation NETwork +DECUS Digital Equipment Computer Users Society +DE Delaware +DE Disk Enclosure +DELNI Digital Ethernet Local Network Interconnect +DELQA Digital Ethernet Lowpower Q-bus network Adapter +DELUA Digital Ethernet Lowpower Unibus network Adapter +DEMPR Digital Ethernet Multi-Port Repeater +DEPCA Digital Ethernet Personal Computer-bus Adapter +DEPT Distortionless Enhancement by Polarization Transfer +DEQNA Digital Ethernet Q-bus Network Adapter +DEREP Digital Ethernet REPeater +DERP Defective Equipment Replacement Program +DES Data Encryption Standard +DESPR Digital Ethernet Single Port Repeater +DESTA Digital Ethernet thin-wire STation Adapter +DEUNA Digital Ethernet Unibus Network Adapter +DEW Distant Early Warning (as in DEW Line) +DEXEC Diagnostic EXEc software +DFC Distinguished Flying Cross +DF Damage Free +DFD Data Flow Diagram +DF Direction Finding +DF Direction Finding, "D/F" +DFE Data Flow Editor +DFG Deutsche ForschungsGemeinschaft +DFI Digital Facility Interface +DFM Distinguished Flying Medal +DFMS Digital Facility Management System +DFN Deutsches ForschungsNetz +DFRF Dryden Flight Research Facility (now ADFRF) +DFS Depth-First Search +DFS Distributed File System +DFT Discrete Fourier Transform +DFTT Don't Feed The Trolls +DFW Dallas-Ft.Worth (regional airport) +DGA Direct Graphics Access +DG Data General [Corporate name] +DG Dei Gratia (by the grace of God) +DG Directional Gyro +DG Director General +DGP Dissimilar Gateway Protocol +DGSC Defense General Supply Center +DHCP Dynamic Host Configuration Protocol +DHHS Department of Health and Human Services +DHSS british Department of Health and Social Security +DHSS Department of Health and Social Security (British) +DIA Defence Intelligence Agency +DIA Display Industry Association +DIAD (magnetic) Drum Information Assembler / Dispatcher +DIA Document Interchange Architecture +DIAL Direct Information Access Line +DIAS Defense Automatic Integrated System +DIBAL DiIsoButylALuminum hydride +DIB Device Independent Bitmap +DIB Directory Information Bases +DIC Digital Interface Controller +DID Direct Inward Dialing [telephony] +DID Dissociative Identity Disorder (used to be MPD) +DIF Digital Interface Frame +DIF Document Interchange Format +DIFMOS Double Injection Floating Gate MOS +DIL Dual InLine +DILOG DIstributed LOGic +DIM Data In the Middle +DIMS Document Image Management System +DIN Deutsche Industrie Normenausschuss +DIN Deutsches Institut fur Normung +DINK Double Income, No Kids +DIP Dual Inline Package +DIR Deliverly & Installation Request +DIRE Dire Is Really Emacs +DIRT Design In Real-Time +DISA Direct Inward System Access +DISCO DIfferences and Sums within COsy +DIS Draft International Standard (ISO) +DISOSS DIStributed Office Support System +DIU Digital Interface Unit +DIV Division +DIX DEC, Intel, Xerox (Ethernet hardware levels) +DIY Do It Yourself +DJ Disc Jockey +DKF Dreaded Koosh Flogger +DLA Defense Logistics Agency +DLC Data Link Control +DLC Digital Loop Carrier +DLC Driver's License Compact (Uniform interstate treatment) +DLCU Digital Line Carrier Unit +DL Download +DLE Data Link Escape +DLG Digital Line Graph +DLI Data Link Interface +DLL Dial Long Lines +DLL Dynamic Link Library +DLO Dead Letter Office +DLS Data Link Control +DLS Digital Link Service +DLTDHYITAOYWO Dont Let The Door Hit You In The Ass On Your Way Out +DLTU Digital Line/Trunk Unit +DLUPG Digital Line Unit-Pair Gain, "DLU-PG" +DMA Direct Memory Access +DMD Directory Management Domain +DMD Doctor of Dental Medicine +DM Delta Modulation +DM Dialog Manager +DM District Manager +DM Dungeon Master +DME DiMethoxyEthane +DME Distance Measuring Equipment +DME Distributed Management Environment +DMF DiMethylFormamide +DMI Digital Multiplexed Interface +DML Data Manipulation Language +DML Data Manipulation Logic +DMOS Diffusion Metal Oxide Semiconductor (see MOS) +DMQ Do-Me Queen +DMS Data Management System +DMS Digital Multiplexed System +DMS Diskless Management Services +DMSP Defense Meteorological Satellite Program +DMU Data Manipulation Unit +DMV Department of Motor Vehicles +DMZ DeMilitarized Zone +DNA DeoxyriboNucleic Acid +DNA Digital Network Architecture [DEC] +DNC Direct Numerical Control +DNC Dynamic Network Controller +DNCRI [NSF (q.v.)] Division of Networking and Communications Research and Infrastructure +DN Directory Number +DNDK don't know, don't care +DNHR Dynamic NonHierarchical Routing +DNIC Data Network Identification Code [telephony] +DNI DECnet Network Interface +DNL Director of Naval Laboratories +DNP Dynamic Nuclear Polarization +DNR Dialed Number Recorder [telephony] +DNS Domain Name System +DNX Dynamic Network X-connect +DOA Dead On Arrival +DOB Date Of Birth +DOC Dynamic Overload Control +DOCS Display Operator Console System +DOD Department of Defense, "DoD" +DOD Department Of Defense [U.S. Government] +DOE Department Of Energy [U.S. Government] +DOE Depends On Experience +DOHC Dual OverHead Camshaft +DOJ Department Of Justice [U.S. Government] +DOMAIN Distributed Operating Multi Access Interactive Network (Apollo) +DOM Data On Master group +DORE Dynamic Object Rendering Environment +DOS Disk Operating System +DOT Department Of Transportation [U.S. Government] +DOTE Director, Operational Test and Evaluation, "DOT&E" +DOTS Digital Office Timing Supply +DOV Data Over Voice [telephony] +DOW Day Of Week +DOXYL Dimethyl-OXazolidine-oxYL +DOYC Deity Of Your Choice +DOYKB Down On Your Knees, Bitch +DPAC Dedicated Plant Assignment Center +DPA Delegation of Procurement Authority +DPANS Draft Proposed American National Standard +DPC Destination Point Code +DP Data Processing +DP Demarcation Point +DP Dial Pulse [telephony] +DP Displaced Persons (expelled from native land) +DP Display Postscript +DP Double Play +DP Draft Proposal +DPE Data Path Extender +DPI Dots Per Inch +DPM Defect Per Million +DPM Digital Panel Meter +DPM Directional Policy Matrix +DPMI DOS Protected Mode Interface +DPNPH Data Packet Network-Packet Handler, "DPN-PH" +DPP Discounted Payback Period +DPPH DiPhenylPicrylHydrazyl +DPS Display PostScript +DPSK Differential Phased-Shift Keying +DQC Double-Quantum Coherence +DQ Dairy Queen +DQDB Distributed Queue Dual Bus a reservation-strategy MAN 150 Mb/s +DQ Dragon Quest +DQF Double-Quantum Filter +DQL Database Query Language +DQOTD Dumb Question Of The Day +DRAM Dynamic Random Access Memory (as opposed to static RAM) +DRAW Direct Read After Write +DRDA Distributed Relational Database Architecture +DR Data Ready +DR Data Receive +DRD Data Reading Device +DR Dead Reckoning +DR Dining Room +DRE Directional Reservation Equipment +DRG Democratic Republic of Germany (East Germany) +DRI Defense Research Internet (replaces Arpanet) +DRI Digital Research, Incorporated [Corporate name] +DRMU Digital Remote Measurement Unit +DRP DECnet Routing Protocol +DRS Data Rate Select (RS-232) +DSAB Distributed Systems Architecture Board +DSA Dial System Assistance +DSA Digital Storage Architecture +DSA Directory Service Agent +DSBAM Double-SideBand Amplitude Module +DSC Differential Scanning Calorimetry +DSC Document Structuring Conventions +DSCS Defense Satellite Communications System +DS Data Segment +DSDC Direct Service Dial Capability +DSD Data Structure Diagram +DS Digital carrier Span +DS Digital Signal +DS Directory Service +DS Direct Signal +DS Double-Sided +DSE Data Structure Editor +DSEE Domain Software Engineering Environment +DSI Digital Speech Interpolation +DSM Distinguished Service Medal +DSN Deep Space Network +DSN Digital Signal (level) N +DSO Digital Storage Oscilloscope +DSO Distinguished Service Order +D&S or D/s Dominance and Submission +DSP Decessit Sine Prole (died without issue) +DSP Defense Support Program (USAF/NRO) +DSP Digital Signal Processor; Digital Signal Processing +DSP Domain-Specific System +DSR Data Set Ready (RS-232) +DSR Digital Standard Runoff +DSR Dynamic Service Register +DSRI Digital Standard Relational Interface +DSS Data Station Selector +DSS Decision Support System +DSS Direct Station Selection [telephony] +DSSI Digital Storage Systems Interconnect +DST Daylight Saving Time +DSTN Double SuperTwisted Nematic +DSU Digital Service Unit; Data Service Unit +DSU Disk Subsystem Unit (Artecon) +DSW Dick Size War +DSX Digital System X-connect +DTA Differential ThermoAnalysis +DTA Disk Transfer Area +DTAS Digital Test Access System +DTB Data Transfer Bus +DTC Design To Cost +DTC Digital Trunk Controller +DTC Di-group Terminal Controller +DT Data Transmit +DTD Document Type Definition +DT Delirium Tremens +DT Di-group Terminal +DTE Data Terminal Equipment +DTF Dial Tone First payphone [telephony] +DTG Direct Trunk Group +DTI Department of Trade and Industry (U.K.) +DTIF Digital Transmission Interface Frame +DTL Diode Transistor Logic +DTMF Dial Tone Multi Frequency [telephony] +DTP DeskTop Publishing +DTR Data Terminal Ready +DTRT do the right thing +DTS Distributed Time Service +DTSS Dartmouth TimeSharing System +DTU Demand Transmission Unit +DTU Di-group Terminal Unit +DTWT do the wrong thing +DUA Directory User Agent +DUATS Direct User Access Terminal System +DU Decision Unit +DUI Driving Under the Influence +DUT Device Under Test +DUV Data Under Voice +DVC Digital Voice Card +DV Deo Vo lente (God willing) +DVI DeVice Independent +DVI Digital Video Interactive +DVMA Direct Virtual Memory Access, see DMA, device uses MMU. +DVM Digital Volt Meter +DVM Doctor of Veterinary Medicine +DVMRP Distance-Vector Multicast Routing Protocol +DVX Digital Voice eXchange +DWAPS Defense Warehousing Automated Processing System +DWB Documenter's WorkBench +DW Dead Weight +DWI Driving While Intoxicated +DWIM do what I mean +DWIM Do What I Mean +DX Distance (as in long distance radio communication) +DXT Data eXtractT facility +E911 Enhanced 911 +EAA Experimental Aircraft Association +EADAS Engineering and Administrative Data Acquisition System +EADASNM Engineering and Administrative Data Acquisition System/Network Management, "EADAS/NM" +EADASS Engineering and Administrative Data AcquiSition System +EAEO Equal Access End Office +EAFB Edwards Air Force Base +EARN European Academic Research Network +EASD Equal Access Service Date +EAS Engineering Administration System +EAS Extended Announcement System +EAS Extended Area Service +EASI Enhanced Asynchronous SCSI Interface +EBCDIC Extended Binary Coded Decimal Interchange Code +EBI Extensive Background Investigations +ECAD Electronical Computer Aided Design +ECAFE Economic Commission for Africa and the Far East +ECAP Electronic Customer Access Program +ECASS Electronically Controlled Automatic Switching System +ECASS Export Control Automated Support System +ECC Enter Cable Change +ECC Error Checking and Correcting +ECC Error Correction Code +ECCM Electronic Counter-CounterMeasures +ECCS Economic C (hundred) Call Seconds +ECD East Coast Division (Sun) +ECDO Electronic Community Dial Office +EC European Community +EC Exchange Carrier [telephony] +ECF Enhanced Connectivity Facility +ECG ElectroCardioGram +ECL Emitter Coupled Logic (see also TTL) +ECL Error Correction Logic +ECLSS Environmental Control and Life Support System [Space] +ECMA European Computer Manufacturers Association +ECM Electronic Counter Measure +ECM European Common Market +ECN Engineering Computer Network (at Purdue) +ECO Ecological +ECO Electronic Central Office +ECO Engineering Change Order +ECOM Electronic Computer Originated Mail, "E-COM" +ECPA Electronic Communication Privacy Act +ECP/EMP Excessive Cross Post(ing) / Excessive Multi-post(ing) +ECPT Electronic Coin Public Telephone +ECR Engineering Change Request +ECSA Exchange Carriers Standards Association +ECS Electronic Crosconnect System +ECS Environmental Control System +ECT ElectroConvulsive Therapy +ECV Electric Cargo Vehicle [NASA OEXP] +EDAC Electromechanical Digital Adapter Circuit +EDA Electron Donor-Acceptor +EDA Electronic Design Automation +EDD Expert Dungeons & Dragons, "ED&D" +EDF Electricite de France +EDGAR Electronic Data Gathering, Analysis, and Retrieval +EDI Electronic Data Interchange +EDIF Electronic Design Interchange Format +EDO Extended Duration Orbiter [Space] +EDP Electronic Data Processing +EDS Electronic Data Systems +EDSX Electronic Digital Signal X-connect +EDTA Ethylene Diamine Tetraacetic Acid +EDTCC Electronic Data Transmission Communications Central +EDT Eastern Daylight Time +EDV Elektronische DatenVerarbeitung +E East +EEC European Economic Community +EECT End-to-End Call Trace +EEDP Expanded Electronic tandem switching Dialing Plan +EE Electrical or Electronics Engineer +EEG ElectroEncephaloGram +EEHO Either End Hop Off +EEI Equipment-to-Equipment Interface +EEL Epsilon Extension Language +EEM External Expansion Module (Sun) +EEO Errors and Omissions Excepted, "E&EO" +EEPROM Electrically Erasable Programmable Read Only Memory +E Espionage +EFD Ellington Field, Houston TX +EFI Electronics For Imaging (Co.) +EFIS Electronic Flight Instrumentation System +EFRAP Electronic Feeder Route Analysis Program +EFS Error Free Seconds +EGA Enhanced Graphics Adapter +EG evil grin +EG Exempli Gratia, "e.g." (for example) +EGP Exterior Gateway Protocol +EGREP Extended GREP +EGRET Energetic Gamma Ray Experiment Telescope (on GRO) +EHF Extremely High Frequency (30-300GHz) +EHP Error Handling Package +EHT Extended Hueckel Theory +EIA Electronics Industry Association +EINE EINE Is Not Emacs +EIN Employer Identification Number +EIP Everything Is Permissible +EISA Extended Industry-Standard Architecture +EISB Electronic Imaging Standards Board +EIS Environmental Impact Statement +EIS Executive Information Systems +EIS Expanded Inband Signaling +EIS Extended Instruction Set +EISS Economic Impact Study System +EISS European Intelligence Support System +EITS Encoded Information TypeS +EJASA Electronic Journal of the Astronomical Society of the Atlantic +EKG ElectroKardioGramm (see ECG) +EKTS Electronic Key Telephone Sets +ELC Extra(Excellent) Low Cost +ELDOR ELectron-electron DOuble Resonance +EL ElectroLuminescent (as in display) +ELF Executable and Linking Format +ELF Extensible Linking Format +ELF Extremely Low Frequency +ELLE Elle Looks Like Emacs +ELM ELectronic Mailer +ELO Electric Light Orchestra +ELP Emerson, Lake and Palmer (or Powell) +ELT Emergency Locator Transmitter +ELV Expendable Launch Vehicle [Space] +EMACS Editor MACroS; Eight Megabytes And Constantly Swapping +EMA Electronic Mail Association +EMA Enterprise Management Architecture (DEC) +EMAIL Electronic MAIL, "E-MAIL" +EMBL European Molecular Biological Laboratory +EMC ElectroMagnetic Compatibility +EM ``Ear & Mouth''; recEive & transMit leads of a signalling system, "E&M" +EM Engineering Model +EM Enlisted Man (see EW) +EMFBI Excuse Me For Butting In +EMF ElectroMotive Force +EMI ElectroMagnetic Interference +EML Expected Measured Loss +EMP ElectroMagnetic Pulse +EMPRESS EnvironMental Pulse Radiation Environment Simulator for Ships +EMR ElectroMagnetic Response +EMS Electronic Message System +EMS Element Management System +EMS Element Management System, part of AT&T's UNMA +EMS Expanded Memory Specification +EMSG email message +EMT Emergency Medical Technician +EMU ElectroMagnetic Unit +EMU Extravehicular Mobility Unit [Space] +ENDOR Electron-Nuclear DOuble Resonance +ENEA Comitato Nazionale per la Ricerca e per lo Sviloppo dell' Energia Nuclaeare e delle Energie Alternative, Italy +ENET Ethernet, "E-Net" +ENFIA Exchange Network Facility for Interstate Access +ENIAC Electronic Numerical Integrator and Calculator +ENS ENSign +EOD End Of Discussion +EOD Erasable Optical Disk +EOE Electronic Order Exchange +EOE Equal Opportunity Employer +EO End Office [telephony] +EO Erasable Optical +EOF End Of File +EOL End Of Lecture +EOL End Of Line +EOM End Of Message +EOM End Of Month +EOS Earth Observing System +EOS Electrical OverStress +EOS Extended Operating System +EOT End Of Transmission +EOTT End Office Toll Trunking +EPA Enhanced Performance Architecture +EPA Environmental Protection Agency +EPD Entry Products Division +EP Emulation Program +EP Experience Points +EP Extended Play +EPL Electronic switching system Program Language +EPOS Engineering and Project-management Oriented Support system +EPPS Electronic Pre-Press Systems. +EPR Electron Paramagnetic Resonance +EPR Ethylene Propylene Rubber +EPRI Electric Power Research Institute +EPROM Erasable Programmable Read-Only Memory +EPSCS Enhanced Private Switched Communication Service +EPS Encapsulated PostScript +EPSF Encapsulated PostScript File +EPSF Encapsulated PostScript Format +EPSI Encapsulated PostScript Interchange +EPT Empire of the Petal Throne +EPTS Electronic Problem Tracking System +EPUB Electronic PUBlication +EPW Enemy Prisoner of War +EQ Educational Quotient (see IQ) +EQUEL Embedded QUEL +ERA Earned Run Average +ERA Entity-Relationship-Attribute +ERA Equal Rights Amendment +ERAR Error Return Address Register +ERD Entity-Relationship Diagram +ERE Entity-Relationship Editor +ER Emergency Room +EREP Environmental Recording Editing and Printing +ER Error Register +ERICA Experiment on Rapidly Intensifying Cyclones over the Atlantic +ERICA Eyegaze Response Interface Computer Aid +ERISA Employee Retirement Income Security Act +ERL Echo Return Loss +ERP Effective Radiated Power +ERS Earth Resources Satellite (as in ERS-1) +ERT Earth Resources Technology [Space] +ERU Error Return address Update +ESAC Electronic Surveillance Assistance Center +ESAC Electronic Systems Assistance Center +ESA Enterprise Systems Architecture (MVS/XA followon) +ESA European Space Agency +ESB Emergency Service Bureau +ESCA Electron Spectroscopy for Chemical Analysis +ESD ElectroStatic Discharge +ESD Engineering Service Division +ESDI Enhanced Standard Device Interface +ESE East South East +ES End System +ES Expert System +ES Extra Segment +ESF Extended SuperFrame +ESF Extended Superframe Format +ESH End System Hello +ESI ElectroStatic Interference +ESIS End System-Intermediate System, "ES-IS" +ESL Emergency Stand-Alone +ESMD Embeded Storage Module Disk +ESMD Enhanced Storage Module Device +ESM Electronic Support Measures +ESM External Storage Module (Sun) +ESN Electronic Serial Number +ESN Electronic Switched Network +ESO European Southern Observatory +ESOP Employee Stock Ownership Plan +ESPEC Ethernet SPECification (DIX) +ESP Enhanced Service Provider +ESP Extra Sensory Perception +ESPRIT European Strategic Programme of Research and Development in Information Technology +ESPS Entropic Signal Processing System +ESR Electron Spin Resonance +ESS Electronic Switching System [telephony] +ESS Environmental Stress Screening +ESSEX Experimental Solid State EXchange +ESSX Electronic Switching Systen eXchange +EST Eastern Standard Time +ETACC External Tank/Aft Cargo Carrier, "ET/ACC" (see also ET) [Space] +ETA Estimated Time of Arrival +ETAS Emergency Technical ASsistance +ETC Et cetera, and so on... +ETD Estimated Time of Departure +ET Eastern Time +ET Electron Transfer +ET External Tank [of the US Space Shuttle] +ET ExtraTerrestrial [Space] +ETFD Electronic Toll Fraud Device [telephony] +ETF Electronic Toll Fraud +ETH Eidgnoessiche Techniche Hochschule +ETLA extended three letter acronym +ETLA Extended Three Letter Acronym +ETLA Extended Three Letter Acronym +ETN Electronic Tandem Network +ETO Earth-to-Orbit [Space] +ETR Eastern Test Range +ETSACI Electronic Tandem Switching Adminstration Channel Interface +ETS Electronic Tandem Switching +ETS Electronic Translation System +ETSI European Telecommunication Standards Institute +ETSSP ETS Status Panel +ETV Education TeleVision +EUC Extended Unix Code +EUNET European UNIX NETwork, "EUnet" +EUUG European UNIX Users Group +EUVE Extreme UltraViolet Explorer +EUV Extreme UltraViolet +EVA ExtraVehicular Activity +EVX Electronic Voice eXchange +EW Electronic Warfare +EW Enlisted Woman (see EM) +EWO Engineering Work Order +EWOS European Workshop for Open Systems +EWS Engineering Work Station +EXPO World Exposition +F2F Face to Face / Female To Female +FAA Federal Aviation Administration (U.S.) +FAB Feature-Advantage-Benefit +FACD Foreign Area Customer Dialing +FACOM Fujitsu Automatic Computer +FACS Facilities Assignment and Control System +FAD Flavin Adenine Diphosphate +FAE Fuel Air Explosive +FAESHED Fuel Air ExploSive, HElicopter Delivered +FA Factory Automation +FA Fat Admirer, one who prefers a fat sexual/romantic partner +FA Finance Accounting (Sun) +FA Football Association (British soccer) +FA Fuse Alarm +FAG Forced Air Gas +FAI Federation Aeronautique International +FAO Food and Agriculture Organization [U.S. Government] +FAQ Frequently Asked Question(s) +FAQ Frequently-Asked Question(s) +FAQL Frequently-Asked Questions List +FAR Federal Acquisition Regulation +FAR Federal Aviation Regulations (U.S.) +FAR Federation of American Research +FARNET Federation of American Research NETworks +FAS Foreign Agricultural Service +FAS Free Alongside Ship +FASST Flexible Architecture Standard System Technology +FAST Fast Auroral SnapshoT explorer +FAST First Application System Test +FAT File Allocation Table +FAT Foreign Area Translation +FAX FAcsimile +FB Freight Bill +FBI Federal Bureau of Investigation [U.S. Government] +FBO Fixed-Base Operator +FBV a Dutch acronym for "Fluke, Ltd." +FCAP Facility CAPacity +FCB File Control Block +FCC Federal Communications Commission [U.S. Government] +FCC Federal Computer Conference +FCC Forward Command Channel +FCCSET Federal Coordinating Council for Science, Education and Technology (under OSTP) +FCFS First Come, First Served +FC Full Color +FCG False Cross or Ground +FCO Field Change Order +FCRC Federal Contract Research Center +FCS File Control Systemction +FCS First Customer Ship (SunOS Releases) +FCS Frame Check/Control Sequence +FCT Four Corner Test (4FCT) +FDA Food and Drug Administration [U.S. Government] +FDC Floppy Disk Controller +FDDI Fiber Distributed Data Interface +FDDIII FDDI supporting isochronous traffic, "FDDI-II" +FD File Descriptor +FD Floppy/Flexible Disk(ette)/Drive +FDHD Floppy Drive High Density +FDIC Federal Deposit Insurance Corporation [U.S. Government] +FDL File Definition Language +FDM Frequency-Division Multiplexing +FDP Field Development Program +FDR Franklin Delano Roosevelt +FDX Full DupleX +FEA Finite Element Analysis +FEC Forward Error Correction +FED Far End Data +FEDSIM FEDeral Systems Integration and Management center +FE Format Effecters +FE Front End +FEHQ Fluke European HeadQuarters +FEMA Federal Emergency Management Agency +FEMF Foreign Electro-Motive Force +FEM Finite Element Modeling +FEPC Fair Employment Practices Commission +FEP Fluorinated Ethylene Propylene +FEP Front End Processor +FEPS Facility and Equipment Planning System +FERS Federal Employees Retirement System +FET Far East Trading +FET Federal Excise Tax +FET Field Effect Transistor +FEV Far End Voice +FFA Field Failure Analysis +FFA Future Farmers of America +FF Fist F* +FF Flip-Flop +FFRDC Federally Funded Reseach and Development Center +FFS Fast File System +FFS For Fuck's Sake +FFT Fast Fourier Transform +FGA Feature Group A, "FG-A" [telephony:Line Side term. for LD carriers] +FGB Feature Group B, "FG-B" [telephony:Trunk Side term. for LD carriers (aka ENFIA B), 950 service] +FGC Feature Group C, "FG-C" [telephony] +FGD Feature Group D, "FG-D" [telephony:Trunk Side term. for LD carriers, 1+ service] +FGM Female Genital Mutilation +FGREP Fixed GREP +FGS Fine Guidance Sensors (on HST) +FHA Federal Housing Administration +FHA Future Homemakers of America +FHLMC Federal Home Loan Mortgage Association (Freddie Mac) +FHMA Federal Home Mortgage Association (Fannie Mae) +FHST Fixed Head Star Trackers (on HST) +FIB Focused Ion Beam +FICA Federal Insurance Contributions Act +FID Free Induction Decay +FIDO Fog Investigation Dispersal Operation +FIFO First In, First Out +FILO First In, Last Out +FIMS Forms Interface Management System +FINE FINE Is Not Emacs +FIN Field Information Notice +FIOC Frame Input/Output Controller +FIO Frequency In and Out +FIP Facility Interface Processor +FIPS Federal Information Processing Standard +FIR Far InfraRed +FIR Field Information Report +FIR Finite Impulse Response +FIRMR Federal Information Resource Management Regulation +FITB Fill In The Blank +FIT Federal Information Technologies, inc. +FITS Flexible Image Transport System +FLACC Full Level Algol Checkout Compiler +FL Florida +FLOP FLoating point OPeration +FLOPS FLoating-point OPerations per Second +FLRA Federal Labor Relations Authority +FLS Floating License Server +FLT Front Load Tape +FMAC Facility Maintenance And Control +FMB Federal Maritime Board +FMC Flexible Manufacturing Cell +FMCS Federal Mediation and Conciliation Service +FMEA Failure Mode and Effect Analysis +FM Fibromyalgia +FM Frequency Modulation +FMR Field Marketing Representative (Sun) +FMS Fieldbus Message Specification +FMS Financial Management Service (Treasury Dept) +FMS Flexible Machining/Manufacturing System +FMS Forms Management System +FNC Federal Networking Council +FNPA Foreign Numbering Plan Area +FOAC Federal Office Automation Center +FOAD F* Off And Die +FOB Free On Board +FOC Faint Object Camera (on HST) +FOC Fiber Optic Communications +FOC Free Of Charge +FOCSY FOldover Corrected SpectroscopY +FO Forecast Order +FO Foreign Office +FO Forward Observer +FOIA Freedom Of Information Act +FOIMS Field Office Information Management System +FOIRL Fiber Optic Inter Repeater Link +FON Fiber Optics Network +FOOBAR See FUBAR +FORCS Faa's Operational Reporting Communication System +FORD Fix Or Repair Daily +FORD Found On Road Dead +FOR Free On Rail +FORTRAN FORmula TRANslator +FOSE Federal Office Systems Exposition +FOS Faint Object Spectrograph (on HST) +FOT Fiber Optic Transceiver +FOT Free On Truck +FOV Field Of View +FPA Floating Point Accelerator +FPC Fish Protein Concentrate +FPC Floating Point Coprocessor +FPDU FTAM Protocol Data Unit +FPE Floating Point Engine +FPE Foam PolyEthylene +FPHA Federal Public Housing Authority +FPLA Field Programmable Logic Array (see PLA) +FPM Feet Per Minute +FPO Fleet Post Office +FPP Floating Point Processor +FPS Favorite Play Sequence +FPS Feet Per Second +FPS Foot-Pound-Second +FPU Floating Point Unit +FQDN Fully-Qualified Domain Name +FRACTAL FRACTional dimensionAL +FRAM Ferroelectric RAM +FRB Federal Reserve Board +FRD Fire RetarDant +FRED Fred Resembles Emacs Deliberately +FREE Fathers Rights and Equality Exchange +FR Flat Rate +FR Frame Relay +FRG Federal Republic of Germany (West Germany) +FRICC Federal Research Internet Coordinating Committee +FROG Free Rocket Over Ground +FRPG Fantasy Role Playing Game +FRR Flight-Readiness Review +FRS Federal Reserve System +FRS Flexible Route Selection +FRU Field Replacable Unit +FSCM Federal Supply Code for Manufactures +FSDO Flight Standards District Office +FSDO for some definition of +FSE Field Service Engineer +FSF Free Software Foundation +FS Field Service +FS File System +FS Fine Structure +FS Floppy System +FSK Frequency Shift Keying +FSLIC Federal Savings and Loan Insurance Corporation +FSS Fast System Switch (System V) +FSS Federal Supply Service +FSS Flight Service Station +FSU Florida State University +FSU Former Soviet Union +FSW Forward Swept Wings +FT1 fractional T1, common carrier transmission in multiples of 64 kb/s +FTAM File Transfer, Access, and Management (ISO FTP equivalent) +FTC Federal Trade Commission +FTE Factory Test Equipment +FT Foot +FT Fourier Transform +FTG Final Trunk Group +FTL Faster Than Light +FTL For The Loss/Lose +FTM Female To Male (transgendered) +FTMP For The Most Part +FTP File Transfer Protocol +FTPI Flux Transitions Per Inch +FTR For The Record +FTS Federal Telecommunications System [US Government] +FTS Federal Telephone System [telephony] +FTS Flight Telerobotic Servicer [Space] +FTW File Tree Walk +FTW For The Win +FTZ FernmeldeTechnisches Zentralamt +FTZ Free Trade Zone +FUBAR F***ed Up Beyond All Recognition +FUBAR F'ed Up Beyond All Repair (or Recognition) +FUBAR fucked up beyond all recognition +FUD fear, uncertainty and doubt +FUD Fear, Uncertainty, and Doubt +FUSE Far Ultraviolet Spectroscopic Explorer +FUS Full-Use Standard +FV folio verso, "fv" (on the back of the page) +FWD Front Wheel Drive +FW Fringeworthy +FWHM Full Width at Half Maximum +FWIW for what it's worth +FWIW For What It's Worth +FWIW For What It's Worth... +FX Foriegn eXchange [telephony] +FX special effects +FYA For Your Action +FY Fiscal Year +FYI for your information +FYI For Your Information +FYI For Your Information +FYS For Your Signature +GAAP Generally Accepted Accounting Principles +GAAS Gallium Arsenide, "GaAs" +GAB Group Audio Bridging [telephony] +GADO General Aviation District Office +GA Gamblers Anonymous +GA General Assembly +GA General Average +GA General of the Army +GA Georgia +GA Go Ahead +GAIA Earth's self-sustaining Biosphere, "Gaia" +GAIA GUI Application Interoperability Architecture +GAL Generic Array Cell +GAN Global Area Network +GAO General Accounting Office +GAR Grand Army of the Republic +GAS Get-Away Special +GATED GATEway Deamon +GATT General Agreement on Tariffs and Trade +GAW Guaranteed Annual Wage +GB Gangbusters +GB GigaByte +GB Great Britain +GBIP General Purpose Interface Bus +GBS Group Bridging Service +GBT Green Bank Telescope +GCA General Communications Architecture (Ingres) +GCA Ground Controlled Approach +GCC Gnu C Compiler +GCD Ground Controlled Descent +GC Garbage Collection (LISP) +GC Gas Chromatograph(y) +GC Graphic Context +GCL Graphics Command Language +GCM General Court Martial +GCR Group-Coded Recording (magnetic tape, 6250 bpi) +GCS Group Control System +GCT Greenwich Civil Time +GCVS General Catalog of Variable Stars +GDB Gnu DeBugger +GDI Graphical Display Interface +GDOS Graphics Device Operating System +GDP Gross Domestic Product +GD&R Grinning, Ducking, and Running (after a smart ass comment) +GDS Great Dark Spot +GDT Global Descriptor Table +GECOS General Electric Comprehensive Operating System +GECR Global Environmental Change Report +GE General Electric +GEISCO General Electric Information Services COmpany +GEIS General Electric Information Systems +GEM Giotto Extended Mission +GEM Graphics Environment Manager +GEMS General Electric Medical Systems +GEO Geosynchronous Earth Orbit [Space] +GFCI Ground Fault Circuit Interrupter +GF Girl Friend +GG Genetic Girl +GGP Gateway-to-Gateway Protocol +G Gravity +G grin + grin (or big grin, vars. incl Very Evil Grin) +GHOD General Heuristic Organizing Device +GHQ General HeadQuarters +GHRS Goddard High Resolution Spectrograph (on HST) +GHZ Giga HertZ, "GHz" (unit of frequency, 1,000,000,000 cycles per second) +GID Group IDentity +GIF Graphics Interchange Format +GI Galvanized Iron +GI Gastro Intestinal +GI General Issue +GIGO Garbage In, Garbage Out +GI Government Issue +GIN Graphics INput +GISS Goddard Institute for Space Studies +GIYF Google Is Your Friend +GJIAGDVYFCN Go Jump In a God Damned Volcano, You Fucking Cave Newt (talk.bizarre) +GKS Graphical Kernel Standard +GKSM GKS Metafile +GLBTH Gay,Lesbian,Bi,Trans,Het +GL Graphic Library +GLOMR Global Low-Orbiting Message Relay +GMBH Gesellschaft Mit Beschraenkter Haftung +GMC Giant Molecular Cloud +GMD Gesellschaft fuer Mathematik und Datenverarbeitung +GM Game Master +GM General Manager +GM General Motors +GM Guided Missile +GMRT Giant Meter-wave Radio Telescope +GMTA great minds think alike +GMTA Great Minds Think Alike +GMT Greenwich Mean Time +GMW Give me More Windows +GND GrouND +GNMA Government National Mortgage Association (Ginnie Mae) +GNP Gross National Product +GNU GNU's Not Unix +GoAT Go Away, Troll +GOES Geostationary Orbiting Environmental Satellites +GOK God Only Knows +GOK God Only Knows +GOP Grand Old Party +GOS Grade Of Service +GOSIP Government Open Systems Interconnection Profile +GOWI Get On With It +GOX Gaseous OXygen +GPC General Purpose Computer +GPCI Graphics Processor Command Interface +GPD Graphics Products Division +GP General Practitioner +GP Grand Prix +GP Graphics Processor +GP Group Processor +GPIB General-Purpose Interface Bus +GPI Graphics Programming Interface +GPL General Public License +GPL GNU Public License +GPL Graphics Programming Language +GPM Gross Product Margin +GPO General Post Office +GPO Government Printing Office +GPS General Problem Solver +GPS Global Positioning System [Space] +GPSI Graphics Processor Software Interface +GPSS General Purpose System Simulator +GQ General Quarters +GRASS Geographical Resources Analysis Support System +GRB Gamma Ray Burst(er) +GRD GRounD +GREP Global Regular Expression Print, g/re/p, (UNIX command) +GRI Graduate, Realtors Institute +GRIPS Government Raster Image Processing Software +GRO Gamma Ray Observatory [Space] +GROPE Graphical representation of protocols in Estelle +GRPMOD GRouP MODulator, "GRP MOD" +GRS Gamma Ray Spectrometer (on Mars Observer) +GRS Great Red Spot +GSA General Services Adminstration [U.S. Government] +GSA Girl Scouts of America +GSA Government Services Administration +GSAT General telephone and electronics SATellite corporation +GSBCA General Services administration Board of Contract Appeals +GSC Guide Star Catalog (for HST) +GSFC Goddard Space Flight Center (Greenbelt, MD) [NASA] +GS General Schedule +GS Glide Slope +GS Golden Shower/Getting Started +GS Gray-Scale +GSTS Ground-based Surveillance and Tracking System +GTC General Telephone Company +GTE General Telephone and Electric [Corporate name] +G2G Got To Go +GTG Got To Go +GTG Good To Go +GT Gross Ton +GT Group Technology +GTO Gaussian Type Orbital +GTO Geostationary Transfer Orbit +GTSI Government Technology Services, inc. +GTT Global Title Transmission +GUIDE Graphical User Interface Design Editor (Sun) +GUI Graphical User Interface +GUS Guide to the Use of Standards (SPAG publication) +GUUG German UNIX Users Group +GWEN Ground Wave Emergency Network +GW Gamma World +GWS Graphics Work Station +HACD Home Area Customer Dialing +HA Home Automation +HAL Hard Array Logic +HAL Hardware Abstraction Layer +HAL Heuristically programmed ALgorithmic computer (2001) +HAM Hold And Modify +HAND have a nice day +HAND Have A Nice Day +HANFS Highly Available Network File System +HAO High Altitude Observatory +HAP Host Access Protocol +HARM High-Availability, Reliability, and Maintainability +HASP Houston Automated Spooling Program +HAT Hashed Address Table +HBA Host Bus Adapter (SCSI) +HB HemogloBin, "Hb" +HBM Her British Majesty; His British Majesty +HBO Home Box Office +HCFA Health Care Financing Administration +HCF Halt and Catch Fire +HC Holy Communion +HC House of Commons +HCL High Cost of Living +HCL Host Control Links +HCR Hodge Computer Research, inc. +HCSDS High-Capacity Satellite Digital Service +HCTDS High-Capacity Terrestrial Digital Service +HDA Head Disk Assembly (in winchester disk drives) +HDBV Host Data Base View +HD Hard Disk +HD Heavy Duty +HD Henry Draper catalog entry +HD High Density +HDLC High-level Data Link Control +HDL High Density Lipoprotein +HDN Hochgeschwindigkeits-DatenNetz +HDTV High Definition TeleVision +HDX Half DupleX +HEAO High Energy Astronomical Observatory [satellite] +HEAP Home Energy Assistance Program +HEDM High Energy-Density Matter [Space] +HE His Eminence; His Excellency +HEHO High End Hop Off +HEM High-level Entity Management +HEMP Help End Marijuana Prohibition +HEMS High-level Entity Management System +HEMT High Electron Mobility Transistor +HEO High Earth Orbit [Space] +HEP High Energy Physics +HERA HErmes Robotic Arm, "HeRA" +HERO Hazards of Electromagnetic Radiation to Ordnance +HETCOR HETeronuclear chemical-shift CORrelation +HFC HyperFine (splitting) Constant +HFE Human Factors Engineering +HF Hawthorne Farms (Intel) +HF High Fantasy +HF High Frequency (3-30MHz) +HFS Hierarchical File System (Apple Macintosh) +HFS HyperFine Splitting +HGA High Gain Antenna +HGC Hercules Graphics Card +H Harn +H Height +HHIS hanging head in shame +HHOK/S Ha Ha, Only Kidding/Serious +HIC Hybrid Integrated Circuit +HIFO Highest-In, First-Out +HI Hawaii +HIIPS Hud Integrated Information Processing Services +HIPPI HIgh Performance Parallel Interface +HIPPI High Performance Peripheral Interface +HIRES HI-RESolution +HIS Honeywell Information System +HIV Human Immuno-deficiency Virus +HLC Heavy Lift Capability [Space] +HLHSR Hidden Line & Hidden Surface Removal +HLL High-Level Language +HLV Heavy Lift Vehicle [Space] +HMA High Memory Area +HMC Halley Multicolor Camera (on Giotto) +HM High-resolution Monochrome +HMO Hueckel Molecular Orbital +HMOS High performance Metal Oxide Semiconductor (see MOS) +HMPA HexaMethylPhosphorAmide (HMPT) +HMP Host Monitoring Protocol +HMPT HexaMethylPhosphoric Triamide +HMS His/Her Majesty's Ship +HMT His/Her Majesty's Transport +HNG Horny Net Geek +HNPA Home Numbering Plan Area [telephony] +HNS Hospitality Network Service +HOBIC HOtel Billing Information Center +HOBIS HOtel Billing Information System +HOESY Heteronuclear Overhauser Enhancement SpectroscopY +HOL High-Order System +HOMO Highest Occupied Molecular Orbital +HOTOL HOrizontal Take-Off and Landing +HOW Home Owners Warranty +HPD High Performance Division (Sun group) +HPFS High Performance File System (OS/2) +HPGE High Purity Germanium +HPGL Hewlett Packard Graphics Language +HP Hewlett-Packard, inc. [Corporate name] +HP Higher Power (sort of an AA "in" term, usually God) +HP High Pressure +HP Hit Points +HP HorsePower +HPIB Hewlett-Packard Interface Bus +HPLC High-Performance Liquid Chromatography +HPLT High-Productivity Languages/Tools, "HPL/T" +HPN White Plains NY +HPO High Performance Option +HPPA HP Precision Architecture +HQ HeadQuarters +HR Hertzsprung-Russell (diagram) +HRH Her/His Royal Highness +HR House of Representatives +HR Human Resources +HRI High Resolution Imager (on ROSAT) +HSB Hue, Saturation, Brightness +HSC Hierarchical Storage Controller +HSFS High Sierra File System +HS High School +HSI High Speed Interface +HSI Horizontal Situation Indicator +HSLN High Speed Local Network +HSP High Speed Photometer (on HST) +HSSDS High-Speed Switched Digital Service +HST Hawaiian Standard Time +HST High Speed Technology +HST Hubble Space Telescope +HTH hope this helps +HTH Hope This Helps / Hand To Hand [combat] +HT High Tension (as in electric power transmission) +HT Horizontal Tab +HTK Hits To Kill +HUAC House Unamerican Activities Committee +HUD Heads Up Display +HUD Housing and Urban Development [U.S. Government] +HUGE Hewlett-packard Unsupported Gnu Emacs +HU High Usage +HUTG High Usage Trunk Group +HUT Hopkins Ultraviolet Telescope (ASTRO package) +HVAC Heating, Ventilation, and Air Conditioning +HV High Voltage +HW2000 Highway 2000 +HWD Hayward CA +HWM High-Water Mark +HWNINS He whose name is not spoken +HWP Height and Weight Proprotional (i.e.: "normal" build) +HWSNBN He who should not be named +HWWNBN He Who Will Not Be Named (refers to a specific troll person) +HZ HertZ, "Hz" (unit of frequency, cycles per second) +I18N InternationalizatioN (count the letters) +IAAL I Am Actually Laughing +IAB Interactive Application Builder +IAB Internet Activities Board +IAC In Any Case +IAD Dulles International, Washington DC +IAEA International Atomic Energy Agency +IAE In Any Event +IAH Houston (Intercontinental) TX +IA Inspection Authorization +IANA Internet Assigned Numbers Authority +IANAL I am not a lawyer +IANAL I Am Not A Lawyer +IAP Internet Access Provider +IAPPP International Amateur/Professional Photoelectric Photometry +IATA International Air Transport Association +IAUC IAU Circular +IAU International Astronomical Union +IAW In Accordance With +IB Instruction Buffer +IBM Ingrained Batch Mentality +IBM International Brotherhood of Magicians +IBM International Business Machines [Corporate name] +IBM Itty Bitty Machines +IBN Integrated Business Network +ICAN Individual Circuit ANalysis +ICB Interstate Computer Bank +ICBM InterContinental Ballistic Missile +ICBW I Could Be Wrong +ICCC Inter-Client Communication Convention (X) +ICCCM Inter-Client Communication Conventions Manual +ICC Interstate Commerce Commission +ICD Interactive Call Distribution +ICE In-Circuit Emulator +ICE International Cometary Explorer +ICE Intrusion Countermeasures Electronics +ICI Imperial Chemical Industries +IC Independent Carrier +IC Integrated Circuit +IC Interexchange Carrier [telephony] (see also IEC) +IC Inter-LATA Carrier +ICJ International Court of Justice +ICLID Individual Calling Line ID +ICL International Computers Limited +ICM Integrated Call Management +ICMP Internet Control Message Protocol +ICOCBW I Could Of Course Be Wrong +ICON Inter CONtinental +ICP Integrated Channel Processor +ICP Inventory Control Points +ICRC International Cosmic Ray Conference +ICSC Inter-LATA Customer Service Center +ICST Institute for Computer Science and Technology +ICT In-Circuit Test +ICT Interactive Consumer Terminal +IDA Intercommunication Data Areas +IDA International Dark-sky Association +IDA International Development Association +IDC Insulation Displacement Contact +IDDD International Direct Distance Dial [telephony] +IDEA International Dance Exercise Association +IDEA Internet Design, Engineering, and Analysis notes (IETF RFCs) +IDE Integrated Development Environment +IDE Integrated Drive Electronics +IDE Interactive Development Environments, inc +IDF Intermediate Distributing Frame [telephony] +IDGI I Don't Get It +ID Idaho +ID IDentification +IDI Initial Domain Identifier +IDK I Don't Know +IDL Interactive Data Language +IDL Interface Description Language +IDM Image Data Manager +IDP Initial Domain Part +IDP Internet Datagram Protocol (XNS equivalent to IP) +IDS Internal Directory System +IDVC Integrated Data/Voice Channel +IDV Interlibrational Derived Vehicle [Space] +IEC InterExchange Carrier [telephony] (see also IC) +IEC International Electrotechnical Commission +IEEE Institute of Electrical and Electronics Engineers +IEE Institute of Electrical Engineers (UK) +IE Id Est, "i.e." (that is) +IE Id Est (that is) +IE Indo-European +IE Inter Ethernet +IEN Internet Engineering Notes +IEN Internet Experiment Notebook (precedes RFCs) +IESG Internet Engineering Steering Group +IETF Internet Engineering Task Force +IETGFTP it's easier to get forgiveness than permission +IFB Invitation For Bids +IFC International Finance Corporation +IFC International Freighting Corporation +IFF Identification - Friend or Foe +IFF Image File Format +IFF Interchange File Format +IFF Iterative Function Fractal +IF InterFace, "I/F" +IF Intermediate Frequency +IFIP International Federation for Information Processing +IFLA International Federation of Library Associations +IFR Instrument Flight Rules +IFRPS Intercity Facility Relief Planning System +IGES Initial Graphics Exchange Standard +IGM InterGalactic Medium +IGMP Internet Group Multicast Protocol +IGP Interior Gateway Protocol +IGY International Geophysical Year +IHP Indicated HorsePower +IHS Integrated Hospital Support +IIA Information Industry Association +IIANM if I am not mistaken +IIE Institute of Industrial Engineers +IIHF International Ice Hockey Federation +IIL Integrated Injection Logic +IIN Integrated Information Network +IINM If I'm Not Mistaken +IIRC If I Recall Correctly +IISPB Image and Information Standards Policy Board +IIUC If I Understand Correctly +ILO International Labor Organization +ILS Instrument Landing System +ILV Industrial Launch Vehicle [Space] +IMAO In My Arrogant Opinion +IMAP3 Interactive Mail Access Protocol - Version 3 +IMAP Interactive Mail Access Protocol +IMAS Integrated Mass Announcement System +IMC Instrument Meteorological Contitions +IMCO in my considered opinion +IMD Industry Marketing Development +IME In My Experience +IMF International Monetary Fund +IMHO in my humble opinion +IMHO In My Humble Opinion +IMHO In My Humble Opinion [net jargon] +IM Installation & Maintenance, "I&M" +IM Instant Message +IM Interface Module +IMM Input Message Manual +IMNERHO In My Never Even Remotely Humble Opinion +IMNSHO In My Not So Humble Opinion +IMO in my opinion +IMO In My Opinion +IMPACT Inventory Management Program and Control Technique +IMP Interface Message Processor [ARPANET/MILNET] (replaced by PSN) +IMSA International Motor Sports Association +IMS Integrated Management System +IMSL International Mathematical Subroutine Library +IMSLTHO In My Slightly/Somewhat Less Than Humble Opinion +IMSO Integrated Micro Systems Operation (Intel) +IMSVS Information Management System/Virtual Storage, "IMS/VS" +IMT Image Management Terminal +IMT Inter-Machine Trunk +IMTS Improved Mobile Telephone Service +IMX In My eXperience (perferred form: IME) +INADEQUATE Incredible Natural Abundance Double-QUAntum Transfer Experiment +INADS INitialization and ADministration System [telephony] +INC InterNational Carrier +INDO Intermediate Neglect of Differential Overlap +INDOR INternuclear DOuble Resonance +INEPT Insensitive Nucleus Enhancement by Polarization Transfer +INGRES Interactive Graphic Retrieval System +IN Indiana +IN Intelligent Network +INL Inter Node Link +INMS integrated network management system, part of AT&T's UNMA +INN Inter Node Network +INOC Internet Network Operations Center +INRIA Institut National de Recherche en Informatique et Automatique +INRI Iesus Nazerenus Rex Iudaeorum (Jesus of Nazareth, King of the Jews) +INS Immigration and Naturalization Service +INS Inertial Navigation System +INS Information Network System +INSTITUTE INSTITUTE's Name Shows That It's Totally Unrelated To EMACS +INTAP INteroperability Technology Association for information Processing +INTELSAT INternational TELecommunications SATellite consortium +INWATS INward Wide Area Telephone Service [telephony] +IOCC International Overseas Completion Center +IOC Input/Output Computer (Aptec) +IOC Input/Output Controller +IOC International Operating Center [telephony, US] +IOD Identified Outward Dialing +IO Input/Output, "I/O" +IO Input/Output (sometimes I/O) +IO Inward Operator +IONL Internal Organization of the Network Layer +IOOF International Order of Odd Fellows +IOP Input-Output Processor +IOTA Infrared-Optical Telescope Array +IOTA International Occultation Timing Association +IOT InterOffice Trunk +IOU I Owe you (U) +IOW in other words +IOW In Other Words +IOW In Other Words +IPCC Intergovernmental Panel on Climate Change +IPCE InterProcess Communication Environment +IPC Integrated Personal Computer +IPC InterProcess Communication +IPC Inventory Process Control +IPCS Interactive Problem Control System +IPDU Internet Protocol Data Unit +IPE Integrated Programming Environment +IPI Intelligent Peripheral Interface +IP Industrial Products +IP Information Provider [telephony] +IP Innings Pitched +IP Instruction Pointer +IP Intermediate Point +IP Internet Protocol +IPLAN Integrated PLanning And Analysis +IPL Initial Program Load +IPM Impulses Per Minute +IPM Interruptions Per Minute +IPMS InterPersonal Message Services +IPO Initial Public Offering +IPO International Procurement Office +IPSE Integrated Project-Support Environment +IPS Inches Per Second +IPS Inertial Pointing System +IPS Information Processing Standards +IPT Williamsport PA +IPX Internetwork Packet exchange (of Novell Inc.) +IPXSPX Internet Packet eXchange/Sequenced Packet eXchange (Novell), "IPX/SPX" +IQ Intelligence Quotient (see EQ) +IQR Inquiry +IRAF Image Reduction and Analysis Facility +IRA Individual Retirement Account +IRA Interprocedural Register Allocation +IRA Irish Republican Army +IRAS Infrared Astronomical Satellite +IRBM Intelligent Repeater Bridge Module +IRBM Intermediate Range Ballistic Missile +IRC International Record Carrier +IRC Internet Relay Chat +IRC Internet Relay Chat +IRD Investment Recovery Department +IRDS Information Resource Dictionary Standard +IRDS InfraRed Detection Set +IRE Institute of Radio Engineers (old name for the now IEEE, q.v.) +IRG InterRecord Gap +IR Index Register +IR Information Resource +IR InfraRed +IR Internetwork Router +IRL in real life +IRM Information Resources Management +IRM Intelligent Repeater Module +IRMS Information Resources Management Service +IRN Intermediate Routing Node +IROR Internal Rate Of Return +IRQ Interrupt ReQuest +IRSG Internet Research Steering Group +IRS Inertial Reference System +IRS Internal Revenue Service +IRTF Internet Research Task Force +IRT In Reply To, In Regards To +ISA Industry-Standard Architecture +ISAM Indexed Sequential Access Method +ISAS Institute of Space and Astronautical Science (Japan) +ISBD International Bibliographic Description +ISBN International Standard Book Number +ISCH Interstitial-Cell-Stimulating Hormone (same as LH) +ISC Information Services Center +ISC Interactive Systems Corporation +ISC International Switching Center +ISDN Integrated Services Digital Network +ISDT Integrated Systems Development Tool +ISEE International Sun Earth Explorer (usually ISEE-3) +ISF Information Systems Factory +ISFUG Integrated Software Federal User Group +ISH Intermediate System Hello +ISI Information Sciences Institute (at USC) +IS Information Separator +IS Information Systems +IS Intermediate System +IS International Standard +IS Interrupt Set +ISIS Intermediate System to Intermediate System, "IS-IS" +ISLM Integrated Services Line Module +ISLU Integrated Services Line Unit +ISM InterStellar Medium +ISN Information Systems Network +ISN Integrated Systems Network +ISODE ISO Development Environment +ISO Infrared Space Observatory +ISO In Search Of +ISO International Standards Organization +ISOO Information Security Oversight Office +ISOP Incentive Stock Option Plan +ISP Internet Service Provider +ISPM International Solar Polar Mission +ISRG Independent Space Research Group +ISR Institute of Snow Research +ISSI Information Security Systems Inc. +ISS Integrated Switching System +ISSN Integrated Special Services Network +ISSN International Standard Serial Number +IST Initial System Test +ISTM it seems to me +ISTM It Seems To Me +ISTR I seem to recall +ISTR I Seem To Recall +ISUP Integrated Services User Part +ISV Independent Software Vendor +ISV Instantaneous Speed Variation +ISY International Space Year +ITC Independent Telephone Company +ITC Inter-Task Communication +IT Industrial Technology +IT Information Technology +ITM Information Technology Management +ITMT In The MeanTime +ITSEC Information Technology Security Evaluation Criteria +ITSFWI If The Shoe Fits, Wear It +ITS Incompatible Timesharing System +ITS Institute of Telecommunication Science +ITSO Incoming Trunk Service Observation +ITT International Telephone and Telegraph +ITU International Telecommunications Union +ITUSA IT Users Standards Association +ITYM I Think You Mean +IUE International Ultraviolet Explorer +IU Integer Unit +IUS Inertial Upper Stage [Space] +IUV Interlibrational Utility Vehicle [Space] +IVDT Integrated Voice/Data Terminal +IVP Installation Verification Program +IVTS International Video Teleconferencing Service +IWBNI It Would Be Nice If +IWC Inside Wire Cable +IWS Intelligent Work-Station +IWW International Workers of the World +IXC IntereXchange Carrier (aka LD) +IX Interactive eXecutive +IXM IntereXchange Mileage +IYKWIM(AITYD) If You Know What I Mean (And I Think You Do) +JACM Journal of the Association for Computing Machinery +JAFO Just Another F**king Observer +JAL Japan Airline +JANET Joint Academic Network (U.K.) +JBS John Birch Society +JCAC Joint Civil Affairs Committee +JCAE Joint Committee on Atomic Energy +JCA Jewelry Crafts Association +JCAMP Joint Committee on Atomic and Molecular Physical data +JCEE Joint Council on Economic Education +JCET Joint Council on Educational Television +JC Jesus Christ +JC Joint Compound (plumbing) +JC Julius Caesar +JC Junior College +JCL Job Control Language +JCS Joint Chiefs of Staff +JD Justice Department +JDS John Dewey Society +JECC Japan Electronic Computer Company +JEIDA Japan Electronics Inderstry Development Association +JEM Japanese Experiment Module (for SSF) +JES Job Entry System +JES John Ericsson Society +JESUS Job Entry System of the University of Saskatuan +JFET Junction FET +JFIF JPEG File Interchange Format +JFK John F. Kennedy (and the international airport) +JFMIP Joint Financial Management Improvement Program +JFS Next Generation of JLE +JGR Journal of Geophysical Research +JIC Joint Industry Council +JIC Joint Intelligence Center +JIC Just in Case +JI Justice, Inc. +JILA Joint Institute for Laboratory Astrophysics +JIM Job Information Memorandum +JINTACCS Joint INteroperability of TActical Command and Control Systems +JISC Japanese Industrial Standards Committee +JIS Japan Industrial Standards +JIT Just In Time +JK Just Kidding / JoKe +JLE Japanese Language Enveronment +JMO just my opinion +JMS John Milton Society +JMX Jumbogroup MultipleX +JOAT Jack Of All Trades +JO Job Order +JO Junior Officer +JOOC Just Out of Curiosity +JOVE Jonathan's Own Version of Emacs +JOVIAL Jules Own Version of the International Algorithmic Language +JPEG Joint Photographic Experts Group +JPL Jet Propulsion Laboratory +JRC Junior Red Cross +JSC Johnson Space Center (NASA) +JSD Jackson System Development +JSN Junction Switch Number +JSRC Joint Services Review Committee +JST Japan Standard Time +JSW Junctor SWitch +JTIDS Joint Tactical Information Distribution Systems +JTLYK Just To Let You Know +JTM Job Transfer and Manipulation +JUNET Japan UNIX Network +JV Junior Varsity +JVNC John von Neumann (Super Computer) Center, "JvNC" +JVNCNET John von Neumann (Super Computer) Center network, "JvNCnet" +K9 canine (K9 corps - army dogs) +KAO Kuiper Airborne Observatory +KAOS Killing as Organized Sport +KB Key Board +KB KiloByte +KBPS KiloBits Per Second +KBS Knowledge-Based System +KC King's Counsel (QC when queen reigning) +KC Knights of Columbus +KCL Kyoto Common Lisp +KDCI Key Display Call Indicator +KDD Kokusai Denshin Denwa Co. +KD Kiln Dried +KD Knocked Down; Knock-Down +KDT Keyboard Display Terminal +KERMIT Kl-10 Error-free Reciprocal Micro Interconnect over Tty lines +KFT KiloFeeT +KGB Komitet Gosudarstvennoi Bezopaznosti +KHYF Know How You Feel +KHz Kilo HertZ (unit of frequency, 1000 cycles per second) +KIA Killed In Action +KIAS Knot Indicated Air Speed +KIF Key Index File +KI Kiwanis International +KI Kuenstliche Intelligenz +KIP Kinetics IP +KIPS Kawasaki Integrated Power-valve System +KISS Keep It Simple, Stupid +K Kilobit +KLIPS thousands of Logical Inferences Per Second +KLOC thousands of Lines Of Code +KNF kernel normal form +KO Knock Out +KOWC Key Word Out of Context +KP Key Pulse [telephony] +KP Kitchen Police +KPNO Kitt Peak National Observatory +KPO KeyPunch Operator +KQC King's College London +KR Kernighan and Ritchie, the c programming language, "K&R" +KSC Kennedy Space Center (NASA) +KSF Key Success Factor +KSH Korn SHell +KS King's Scholar +KSR Keyboard Send-Receive +KSU Key System Unit [telephony] +KTB Cretaceous-Tertiary Boundary (from German) +KTB Kali's Teeth Bracelet +KTHX OK, Thanks +KTHXBYE OK, Thanks, goodbye +KTS Key Telephone System [telephony] +KTU Key Telephone Unit [telephony] +KWIC Key Word In Context +KY Kentucky +L1 Lagrange Point #1 35,000 Miles above moon [Space] +L2 Lagrange Point #2 40,000 Miles behind moon [Space] +L3 Lagrange Point #3 (?? 35,000 Miles below moon) [Space] +L4 Lagrange Point #4 240,000 mile Earth orbit [Space] +L5 Lagrange Point #5 240,000 mile Earth orbit [Space] +L8R later +L8R Later +LAB Labor +LAC Loop Assignment Center +LADAR LAser Detection And Ranging +LADT Local Access Data Transport +LAIS Local Automatic Intercept System +LAL Local Analog Loopback +LA Los Angeles +LA Louisiana +LA Low Altitude +LAMA Local Automatic Message Accounting [telephony] +LAM Master of Liberal Arts +LANCE Local Area Network Controller for Ethernet +LANL Los Alamos National Laboratory +LAN Local Apparent Noon +LAN Local Area Network +LAPB Link Access Procedure - Balanced (X.25) +LAPD Link Access Procedure on the D channel +LAPD Los Angeles Police Department +LAP Link Access Procedure +LAPM Link Access Procedure for Modems +LARC Langley Research Center, "LaRC" [NASA] +LAR Local Acquisition Radar +LART Luser Attitude Readjustment Tool (i.e.: clue-by-four) +LASER Light Amplification by Stimulated Emission of Radiation +LASS Local Area Signaling Service +LATA Local Access Transport Area +LATIS Loop Activity Tracking Information System +LAT Local Apparent Time +LAT Local Area Transport (DEC) +LAVC Local Area VAX Cluster +LAX Los Angeles International Airport +LBHS Long Beach High School +LB Light Bomber +LBL Lawrence Berkeley Labs +LBO Line Buildout +LB pound (LiBra) +LBS Load Balance System +LBS Pounds +LCA Logic Cell Array +LCAMOS Loop CAble Maintenance Operation System +LCAO Linear Combination of Atomic Orbitals +LCCIS Local Common Channel Interoffice Signaling +LCCL Line Card CabLe +LCCLN Line Card Cable Narrative +LCD Liquid Crystal Display +LCD Lowest Common Denominator +LCDN Last Called Directory Number +LCDR Lieutenant Commander +LCIE Lightguide Cable Interconnection Equipment +LC inductor-Capacitor circuit (as in filters, L is symbol inductance) +LCL Lunar Cargo Lander [NASA OEXP] +LCLOC Line Card LOCation +LC Lower Case, "l.c." +LCM Life Cycle Management +LCN Logical Channel Numbers +LCP Link Control Protocol +LCR Least Cost Routing +LCRMKR Line Card ReMarKs, Retained +LCSE Line Card Service and Equipment +LCSEN Line Card Service and Equipment Narrative +LCS Laboratory for Computer Science [MIT] +LCT Landing Craft Tanks +LDC Logical Device Coordinates +LDC Long Distance Carrier [telephony] +LDEF Long Duration Exposure Facility +LDF Large Deployable Reflector [Space] +LDL Local Digital Loopback +LDL Low Density Lipoprotein +LDMTS Long Distance Message Telecommunications Service +LDP Laboratory Data Products +LDS The Church of Jesus Christ of Latter-Day Saints +LDT Local Descriptor Table +LDX Long Distance eXtender [telephony] +LEAP Low-power Enhanced At Portable +LEAS LATA Equal Access System +LEC Local Exchange Carrier [telephony] +LED Light-Emitting Diode +LEGO Low End Graphics Option +LE Lance Ethernet +LEM Lunar Excursion Module (a.k.a. LM) (Apollo spacecraft) +LENCL Line Equipment Number CLass +LEO Low Earth Orbit [Space] +LERC Lewis Research Center, "LeRC" [NASA] +LEST Large Earth-based Solar Telescope +LFACS Loop Facilties Assignment And Control System +LF Line Feed Character +LF Line Finder +LF Low Frequency (30-300KHz) +LFSA List of Frequently Seen Acronyms +LFS Loopback File System +LGA Low Gain Antenna +LGB Lesbian/Gay/Bisexual +LGB Long Beach CA +LGBO Lesbian/Gay/Bisexual and any others we've missed, "LGBO*" +LGM Little Green Men +LHD Litterarum Humaniorum Doctor (doctor of human letters) +LH Left Hand +LH Liquid Hydrogen (also LH2 or LHX) +LH Lower Half +LH Luteinizing Hormone (same as ISCH) +LHS Left Hand Side +LIDAR LIght Detection And Ranging +LIFIA Laboratoire d'Informatique Fondamentale et d'Intelligence Artificielle +LIFO Last In, First Out +LI Long Island +LIM Lotus-Intel-Microsoft (memory specification) +LIMM Lotus Intel Microsoft Memory (PC world) +LIMS Labor-Informations-Management-System +LINC Laboratory INstrument Computer +LIPS Logical Inferences Per Second +LISA Large Installation System Administration +LIS Lanthanide-Induced Shift +LISP LISt Processing Language +LIST List-Oriented Interactive Language +LIU Line Interface Unit +LJBF Let's Just Be Friends +LLAMA Logic Lacking A Meaningful Acronym +LLB Legum Baccalaureus (bachelor of laws) +LLCLINK Layer Control Protocol (?), "LLCLink" +LLC Logical Link Control +LLD Leather Lifestyle Dork(s) +LLD Legum doctor (doctor of laws) +LL Late Latin +LL Long Lines [telephony] +LLN Line Link Network [telephony] +LLNL Lawrence-Livermore National Laboratory +LLO Low Lunar Orbit [Space] +LLOX Lunar Liquid OXygen [Space] +LLP Line Link Pulsing [telephony] +LMAO Laughing My Ass Off +LMFAO Laughing My F***ing Ass Off +LMC Large Magellanic Cloud (see SMC) +LME Layer Management Entity +LMF License Management Facility +LMK Let Me Know +LM Lan Manager +LM Life Master (Contract Bridge ranking) +LM Lunar Module (a.k.a. LEM) (Apollo spacecraft) +LMMS Local Message Metering System +LMOS Line Maintenance Operations System [telephony, AT&T] +LMSO laughing my socks off +LN2 Liquid N2 (Nitrogen) +LNG Liquified Natural Gas +LOA Lands of Adventure +LOA Leave Of Absence +LOB Line Of Balance +LOB Line Of Building +LOCAP LOw CAPacitance +LOC Lines Of Code +LOC Local Operating Company +LOE Level Of Effort +LOF Lock OFf-line +LOFT Launch Operations Flight Test [Space] +LOI Letter Of Intent +LO Lake Oswego +LO Leverage Out +LOL laughing out loud +LOL Laughing Out Loud +LON Lock ON-line +LOOPS Lisp Object Oriented Programming System +LOP Lines Of Position +LORAN Long RANge Navigation +LOSF Lunar Orbit Staging Facility [Space] +LOS Line Of Sight +LOS Los Angeles +LOTS Low Overhead Timesharing System +LOX Liquid OXygen +LPCDF Low Profile Combined Distributing Frame +LPC Linear Predictive Coding (speech processing) +LPDA Link Problem Determination Aid +LPF League for Programming Freedom +LPG Liquified Petroleum Gas +LPG Low Pressure Gas +LP Linear Prediction +LP Linear Programming +LPL Lunar Personnel Lander [NASA OEXP] +LP Long Play(ing) (record) +LP Low Pressure +LPN Licensed Practical Nurse +LPP Licensed Program Products +LPR Line PrinteR +LPT Line PrinTer +LPT Lunar Propellant Tanker [NASA OEXP] +LPV Lunar Piloted Vehicle [NASA OEXP] +LQ Letter Quality +LRAP Long Route Analysis Program +LRB Liquid Rocket Booster [Space] +LRBM Long Range Ballistic Missile +LRC Longitudinal Redundancy Character +LRS Line Repeater Station +LRSP Long Range System Plan +LRSS Long Range Switching Studies +LRU Least Recently Used +LRU Line Replaceable Unit +LSAP Long Service Access Point +LSB Least Significant Bit; Least Significant Byte +LSB Lower Side Band +LSC Lecture Series Committee [MIT] +LSC LightSpeed C +LSD Least Significant Digit +LSD LySergic acid Diethylamide +LSD pounds (Libra), shillings (Sestertii), and (old) pence (Denarii) +LSELLINK Layer Selector (?), "LSELLink" +LSI Large Scale Integration +LS Left Side +LS Letter Signed +LS Locus Sigilli (place of seal) +LSP LightSpeed Pascal +LSR Local Standard of Rest +LSRP Local Switching Replacement Planning system +LSSD Level-Sensitive Scan Detection +LSS Life Support System +LSS Loop Switching System +LSV Line Status Verifier +LTAB Line Test Access Bus +LTA Lighter Than Air +LTC Lieutenant Colonel +LTC Local Test Cabinet +LTD Local Test Desk +LTF Lightwave Terminating Frame +LTF Line Trunk Frame +LTG Line Trunk Group +LTJG Lieutenant Junior Grade +LTL Less than Truckload Lot +LT Long Ton +LT Low Tension +LTMS Laughing To MySelf +LTNS Long Time No See +LTPD Lot Tolerance Percent Deffective +LTP Lunar Transient Phenomenon +LTR Long Distance Relationship +LTR Long Term Relationship +LTS Loss Test Set +LTV Loan To Value +LTVR LTV Ratio +LUG Local Users Group +LU Logical Unit +LUMO Lowest Unoccupied Molecular Orbital +LUN Logical Unit Number +LUT Look-Up Table +LWM Low-Water Mark +LWP Light Weight Process +LWSP Linear White-SPace +LWT Last Will and Testament +LXE Lightguide eXpress Entry +LZ Landing Zone +MAAP Maintenance And Administration Panel +MAC Apple MACintosh computer +MACBS Multi-Access Cable Billing System +MAC Mandatory Access Control +MAC Media Access Control +MAC Military Air Command +MAC Move, Add, Change +MAC Multiple Analogue Component +MACSYMA project MAC's SYmbolic MAnipulation System +MADD Mothers Against Drunk Driving +MAD Mass Air Delivery +MAD Mutual Assured Destruction +MADN Multiple Access Directory Numbers +MAF Marine Abkuerzungs Fimmel (roughly navy abbreviation spleen?) +MAG Magazine +MAJOUR Modular Application for JOURnals +MA Maintenance Administrator +MA Massachusetts [US state postal designation] +MAN Metropolitan Area Network +MAP Maintenance and Administration Position +MAP Management Assesment Program +MAP Manufacturing Automation Protocol (GM's Token-Passing "Ethernet") +MAP Marketing Assistance Program +MAPSS Maintenance & Analysis Plan for Special Services +MAPTOP Manufacturing Automation Protocol/Technical Office Protocol, "MAP/TOP" +MARBI MAchine Readable form of Bibliographic Information +MARC MAchine Readable card Catalog +MARC Market Analysis of Revenue and Customers system +MAR Microprogram Address Register +MARS Multiuser Archival and Retrieval System +MASB MAS Bus +MASC MAS Controller +MASC Multiple Award Schedule Contract +MASER Microwave Amplification by Stimulated Emission of Radiation +MASH Mobile Army Surgical Hospital +MAS Magic Angle Spinning +MAS MAin Store +MAS Mass Announcement System +MASM MAS Memory +MAST Multi-Application SOnar Trainer +MATCALS Marine Air Traffic-Control And Landing System, "MAT-CALS" +MATFAP Metropolitan Area Transmission Facility Analysys Program +MAU Math Acceleration Unit +MAU Media Access Unit +MAU Medium Attachment Unit +MAU Multiple Access Unit +MAU Multistation Access Unit +MAXI Modular Architecture for the Exchange of Information (DoD) +MBA Management Business Analyst +MBA Master Business Administration +MBBA p-MethoxyBenzylidene-p-n-ButylAniline +MB Manned Base +MB MegaByte (1MB=1048576 bytes) +MBO Management By Objectives +MBPS MegaBits/Bytes Per Second +MBWA Management By Walking Around +MCAD Mechanical Computer Aided Design +MCAE Mechanical Computer Aided Engineering +MCA Mechanical Computer Aided Design +MCA Micro Channel Architecture +MCC Master Control Center +MCC Master Control Console +MCC Microelectronics & Computer Consortia (Austin based) +MCC Mission Control Center +MCCS Mechanized Calling Card Service +MCHB Maintenance CHannel Buffer +MCH Maintenance CHannel +MCIAS Multi-Channel Intelligent/Intercept Announcement System +MCI Media Control Interface +MCI Microwave Communications Incorporated +MC Management Committee +MC Master of Ceremonies +MC Material Control +MCNC Microelectronics Center of North Carolina +MCN Metropolitan Campus Network +MCPAS Master Control Program/Advanced System, "MCP/AS" +MCP Master Control Program +MCP Multiport/Multiprotocol Communication Processor +MCPO Master Chief Petty Officer +MCR Memory ContRoller +MCS Material Control System +MCS Meeting Communications Service +MCSV Mars Crew Sortie Vehicle [NASA OEXP] +MCTRAP Mechanized Customer Trouble Report Analysis Plan +MCU Microprocessor Control Unit +MDACS Modular Digital Access Control System +MDAS Magnetic Drum Auxiliary Sender +MDC Marker Distributor Control +MDC Meridian Digital Centrex +MD Doctor of Medicine +MDDS Media Documentation Distribution Set +MDEC MAINDEC maintenance on DEC diagnostic paper tapes +MDE Modular Design Environment +MDF Main Distribution Frame [telephony] +MDI Medium Dependent Interface +MDI Multiple Document Interface +MDL Molecular Design Ltd. [Corporate name] +MD Management Domain +MD Maryland [US state postal designation] +MD Medical Doctor +MD Months after Date +MDQS Multi-Device Queueing System +MDRE Mass Driver Reaction Engine [Space] +MDS Multi-point Distribution Service +MDT Mean Down Time +MDU Marker Decoder Unit +MDX Modular Digital eXchange +MEA Minimum Enroute Altitude (IFR) +MEC Mobile Equipment Console +MECO Main Engine CutOff +MED Master of EDucation, "MEd" +MELD Mechanized Engineering and Layout for Distributing frames +MEM 2-MethoxyEthoxyMethyl +ME Maine +ME Mechanical Engineer +MEM Maximum Entropy Method +M.E. myalgic encephalomyelitis +MERP Middle-Earth Role Playing +MERS Most Economic Route Selection +META not an acronym; see www.mindspring.com/~frites/m.htm +MET Mid European Time +MET Multibutton Electronic Telephone +MeV Million Electron Volts +MFA Master Fine Arts +MFB Monochrome Frame Buffer +MFENET Magnetic Fusion Energy NETwork +MFG Manufacturing +MFJ Modification of Final Judgement +MFLOPS Million FLoating-point OPerations per Second +MF Medium Frequency (300-3000KHz) +MF Middle French +MFM Modified Frequency Modulation +MF Multi-Frequency [telephony] +MFR Multi-Frequency Receivers +MFS Macintosh File System +MFT Metallic Facility Terminal +MFT Multiprogramming with a Fixed number of Tasks +MGH Massachusetts General Hospital +MG Machine Gun +MG Major General +MG MasterGroup +MG Military Government +MGM Metro-Goldwyn Mayer [Corporate name] +MGT MasterGroup Translator +MGUFI My Gosh U Freaking/Fucking Idiot +MHD MagnetoHydroDynamics +MHL Microprocessor Host Loader +MHS Message Handling System (aka X.400) +MHz MegaHertZ (unit of frequency, 1,000,000 cycles per second) +MIA Missing In Action +MIB Management Information Base +MICE Modular Integrated Communications Environment +MICR Magnetic Ink Character Recognition +MIDI Musical Instrument Digital Interface +MIFASS Marine Integrated Fire And Support System +MIF Maker Interchange Format +MIL Military +MILNET MILitary NETwork +MILSTD MILitary StandarD, "MIL-STD" +MIMD Multiple Instruction, Multiple Data +MIME Multipurpose Internet Mail Extensions +MI Michigan +MI Military Intelligence +MIM Media Interface Module +MIM Metal Insulator Metal +MIM Morality In Media +MI Mode Indicator +MINCE MINCE Is Not Complete Emacs +MINDO Modified Intermediate Neglect of Differential Overlap +MIN Mobile Identification Number +MINX Multimedia Information Network eXchange +MIP Mortgage Insurance Premium +MIPS Microprocessor without Interlocked Piped Stages +MIPS Million Instructions Per Second +MIPS Million of Instructions Per Second +MIR Micro-Instruction Register +MIR Peace, "mir" [Russian] +MIRS Management Information Retrival System +MIRV Multiple Independently-Targetable Reentry Vehicle +MISCF MISCellaneous Frame +MIS Management Information System +MITI Ministry of International Trade and Industry +MIT Massachusetts Institute of Technology +MITS Microcomputer Interactive Test System +MJ Modular Jack +MKTG Marketing +MLA Member of Legislative Assembly (see MPP) +MLCD Multi-Line Call Detail +MLC MiniLine Card +MLD Minimum Lethal Dose +MLEM Multi Language Environment +MLL Mars Logistics Lander [NASA OEXP] +ML Middle Latin +MLO Material, Labor, Overhead - Inventoriable Cost / Full Cost +MLS Microwave Landing System +MLS MultiLevel Security +MLS Multiple Listing Service +MLT Mechanized Loop Testing +MLV Medium Lift Vehicle [NASA OEXP] +MMC Minicomputer Maintenance Center +MMC Money Market Certificate +MMDF Multi-channel Memo Distribution Facility +MMES Martin Marietta Energy Systems +MMFS Manufacturing Message Format Standard +MMGT MultiMasterGroup Translator +MMH MonoMethyl Hydrazine +M Miniatures +MMJ Modified Modular Jack +MM Maryknoll Missioners +MMM see 3M +MMOC Minicomputer Maintenance Operations Center +MMP Modified Modular Plug +MMS Main Memory Status +MMS Manufacturing Message Specification +MMS Memory Management System +MMT Multiple Mirror Telescope +MMU Manned Maneuvering Unit [Space] +MMU Memory Management Unit +MMW Multi-Mega Watt [Space] +MMX Mastergroup MultipleX +MNA Member of National Assembly (Quebec) +MNDO Modified Neglect of Diatomic (differential) Overlap +MN Minnesota +MNOS Metal-Nitride-Oxide Semiconductor +MNP Microcom Networking Protocol +MNRAS Monthly Notices of the Royal Astronomical Society +MOA Military Operations Area +MOCA Minimum Obstacle Clearance Altitude (IFR) +MOC Mars Observer Camera (on Mars Observer) +MODEM MOdulator-DEModulator +MOD Magneto-Optical Disk +MOD Mesio Occlusal Distal (dental filling) +MOFW Men Of Few Words +MOG Minicomputer Operations Group +MOLA Mars Observer Laser Altimeter (on Mars Observer) +MOL Manned Orbiting Laboratory +MO Magneto-Optical +MO Mail Order +MOMA Museum Of Modern Art +MO Medical Officer +MO Missouri +MOM MethOxyMethyl +MO Modus Operandi +MO Molecular Orbital +MO Money Order +MOMV Manned Orbital Maneuvering Vehicle [Space] +MOPAC Molecular Orbital PACkage +MOP Maintenance Operations Protocol (DEC) +MOR Middle-Of-the-Road +MOSFET Metal Oxide Semiconductor Field Effect Transistor +MOS Metal Oxide Semiconductor +MOTAS Member of the Appropriate Sex +MOTD Message Of The Day +MOTIS Message-Oriented Text Interchange System +MOTOPS Member of the Oppositely-Plumbed Sex +MOTOS Member of the Opposite Sex +MOTSS Member of the Same Sex +MOTV Manned Orbital Transfer Vehicle [Space] +MOU Memorandum Of Understanding +MOUSE Minimum Orbital Unmanned Satellite of Earth +MOV Metal Oxide Varistor +MPCC Microprocessor Common Control +MPCH Main Parallel CHannel +MPC Minor Planets Circular +MPC Multiprocess Communications +MPD Multiple Personality Disorder +MPDU Message Protocol Data Unit +MPE Mission to Planet Earth [Space] +MPG Miles Per Gallon +MPH Miles Per Hour +MPIF Multiprocessor Interface +MP Manifold Pressure +MP Melting Point +MP Member of Parliament +MP Metal Particle +MP Metropolitan Police +MP Micro Processor +MP Military Police(man) +MP Mixed Projection +MP Modular Plug +MP MultiProcessing +MP MultiProcessor +MPO Manufacturer's Point of Origin +MPOW Multiple Purpose Operator Workstation +MPPD Multi-Purpose Peripheral Device +MPP Member of Provincial Parliament (Canada; also MLA) +MPP Message Posting Protocol +MPP Message Processing Program +MPP MicroProcessor Pascal +MPR Mars Pressurized Rover [Space] +MPS Master Production Schedule +MPS Megabytes Per Second +MPT Ministry of Posts and Telecommunications +MPT MultiPort Transceiver +MPU MicroProcessor Unit +MPV Mars Piloted Vehicle [NASA OEXP] +MPW Macintosh Programmer's Workshop +MQC Multiple-Quantum Coherence +MQF Multiple-Quantum Filter +MRD Marketing Requirements Document +MRFL Mandatory File and Record Locking +MRF Maintenance Reset Function +MRI Magnetic Resonance Imaging +MR Miniatures Rules +MRP Manufacturing Requirements Planning +MRP Manufacturing Resource Planning +MRP Material Resource Planning +MRS Material Reject Stock +MRS Material Requirements Schedule +MRSR Mars Rover and Sample Return +MRSRM Mars Rover and Sample Return Mission +MRTS Modification Request Tracking System +MRU Most Recently Used +MSB Most Significant Bit; Most Significant Byte +MSCDEX MicroSoft CD-rom EXtensions +MSC Media Stimulated Calling +MSC MicroSoft C +MSCP Mass Storage Control Protocol +MSD Most Significant Digit +MSDOS MicroSoft DOS, "MS-DOS", Maybe SomeDay an Operating System +MSE Mobile Subscriber Equipment +MSFC (George C.) Marshall Space Flight Center [NASA] +MSFR Minimum Security Functionality Requirements +MSG MonoSodium Glutamate +MSH Marvel Super Heroes +MSI Medium Scale Integration +MSL Mean Sea Level +MSL Motor Simulation Laboratory +MS Maintenance State +MS ManuScript +MS Mass Spectrometry +MS Master of Science +MS MicroSoft [Corporate name] +MS Military Science +MS MilliSecond +MS Motor Ship +MS Multiple Sclerosis +MSN Manhattan Street Network, mesh architecture - wavelength-division mux +MSN Manufacturing Sequence Number +MSO Manufacturers Statement of Ownership +MSPE Mercenaries, Spies & Private Eyes +MSP Mass Storage Pedestal +MSR Mess-, Steuer- und Regelungssysteme +MSR Multitrack Serpentine Recording +MSS Management Support System +MSS ManuScriptS +MSS Mass Storage Subsystem +MSS Mass Storage System +MSS Maximum Segment Size +MST Mountain Standard Time +MTA Mail Transfer Agent +MTA Message Transfer Agent +MTA Message Transfer Architecture (AT&T) +MTA Metropolitan Transportation Authority +MTBF Mean Time Between Failures +MTBRP Mean-Time-Between-Parts-Replacement +MTC Man Tended Capability +MTD Month To Date +MTFBWY May The Force Be With You +MTF Male to Female (transgendered) +MTF Master Test Frame +MTF Modulation Transfer Function +MTF more to follow +MTI Multi-Terminal Interface +MT Material Transfer +MT Metric Ton +MTM Method Time Measurements +MT Mountain Time +MTP Message Transfer Part +MTR Magnetic Tape Recording +MTR Mechanized Time Reporting +MTS Message Telecommunications Service +MTS Message Telephone Service +MTS Mobile Telephone Service +MTSO Mobile Telephone Switching Office [telephony] +MTTFF Mean Time To First Failure +MTTF Mean Time To Failure +MTTR Mean Time to Recovery/Repair +MTTR Mean Time Trouble Repair +MTU Maintenance Termination Unit +MTU Maximum Transer Unit +MTU Maximum Transmission Unit +MTU Media Tech Unit +MTV Music TeleVision +MTX Mobile Telephone eXchange +MUA Mail User Agent +MUF Maximum Usable Frequency (max freq during sunspot activity) +MULDEM MULtiplexer-DEMultiplexer +MULTICS MULTiplexed Information and Computing Service +MU Message Unit +MUMPS Massachusetts general hospital Utility MultiProgramming System +mung Mash Until No Good +MUNG Mung Until No Good (see the hacker's dictionary) +MUX MUltipleXor +MVA Market Value Adjustment +MVA MegaVolt Ampere +MV MicroVAX +MVP Multiline Variety Package +MVS Multiple Virtual Storage +MVSSP Multiple Virtual Storage / System Product, "MVS/SP" +MVSXA Multiple Virtual Storage / Extended Architecture, "MVS/XA" +MVY Martha's Vineyard MA +MW MicroWave, "M/W" +MWM Motif Window Manager +MW MultiWink +MX Mail eXchange +MX Missile eXperimental +MXU MultipleXer Unit +MYOB mind your own business +MYOB Mind Your Own Business +NAACP National Association for the Advancement of Colored People +NAAFA National Association to Advance Fat Acceptance +NAAS North American Automated Systems co. +NABISCO NAtional BIScuit COmpany [Corporate name] +NAB National Association of Broadcasters +NACA National Advisory Committee on Aeronautics (became NASA) +NAC Network Administration Center +NACS National Advisory Committee on Semiconductors +NADGE NATO Air Defense Ground Environment +NAD Network Access Device +NAD Nicotinamide Adenine Dinucleotide +NAGE National Association of Government Employees +NAG Network Architecture Group +NAG Numerical Algorithms Group +NAK Negative AcKnowledgement +NAMM North American Music Merchants +NAM Name and Address Module [telephony, cellular phone changeable ROM] +NAM National Account Manager [telephony, AT&T specific?] +NAM Number Assignment Module [telephony, cellular phone changeable ROM] +NA Narcotics Anonymous +NAND Inverted And Gate, Not And +NAND Not-AND gate +NA Next Address +NAN Not A Number +NA North America +NA Not Applicable +NANP North American Numbering Plan +NAPAP National Acid Precipitation Assessment Program +NAPLPS North American Presentation Layer Protocol Suite +NARDAC NAvy Regional Data Automation Center +NAR National Association of Realtors +NAR Nuclear Acoustic Resonance +NASAGSFC National Aeronautics and Space Administration Goddard Space Flight Center, "NASA/GSFC" +NASA National Aeronautics and Space Administration +NASCAR National Association of Stock Car Auto Racing +NASDA National Space Development Agency [Japan] +NASDAQ National Association of Security Dealers Automated Quotations +NASM National Air and Space Museum +NAS National Academy of Sciences +NAS National Advanced Systems +NAS National Aircraft (Aerospace) Standards +NAS National Audubon Society +NAS Network Application Support +NAS Numerical Aerodynamic Simulation +NAS Numerical and Atmospheric Sciences network +NASP National AeroSpace Plane +NATO North Atlantic Treaty Organization +NAU Network Addressable Unit +NAVDAC NAVal Data Automation Command +NAVSWC NAV Surface Warfare/Weapons Center +NBA National Basketball Association +NBC National Broadcasting Company +NBD no big deal +NBFM NarrowBand Frequency Modulation +NB New Brunswick +NB Nota Bene +NBO Network Build Out +NBO Network Business Opportunity +NBP Name Binding Protocol +NBS National Bureau of Standards (renamed NIST) [U.S. Government] +NBVM Narrow Band Voice Modulation +NCA Network Control Analysis +NCAR National Center for Atmospheric Research +NCCF Network Communications Control Facility +NCC National Computer Conference +NCC Network Control Center +NCDC National Climatic Data Center +NCD Network Computing Devices +NCE New Catholic Edition +NCGA National Computer Graphics Association +NCIC National Cartographic Information Center +NCIC National Crime Information Center +NCMOS N-Channel (Silicon Gate Reversed) CMOS +NC Network Control +NC No Charge +NC No Connection +NC Non-Consensual +NC North Carolina +NCO Non-Commissioned Officer +NCP Network Control Program/Protocol/Point +NCR National Cash Register [Corporate name] +NCSA National Center for Supercomputing Applications +NCSC National Computer Security Center +NCSL National Computer Systems Laboratory (NIST) +NCS National Computer/Communications Systems +NCS Network Computing System +NCTE Network Channel-Terminating Equipment +NCTL National Computer and Telecommunications Laboratory +NCV No Commercial Value +NDA Non-Disclosure Agreement +NDB Non-Directional Beacon +NDCC Network Data Collection Center +NDC Normalized Device Coordinates +NDDL Neutral Data Definition Language +NDDO Neglect of Diatomic Differential Overlap +NDEA National Defense Education Act +NDE NeWS Development Environment +NDI Network Design & Installation (Sun Service), "ND&I" +NDIS Network Driver Interface Specification +NDL Logical Network Disk +NDL Network Database Language +ND Network Disk (Sun) +ND No Date +ND North Dakota +NDP New Democratic Party (Canada) +NDSL National Direct Student Loan +NDT Newfoundland Daylight Time +NDV NASP Derived Vehicle +NEAR National Electronic Accounting and Reporting system +NEARNET New England Academic and Research network, "NEARnet" +NEB New English Bible +NEBS New Equipment-Building System +NEC National Electric Code +NEC National Electric Conference +NEC Nippon Electric Company [Corporate name] +NEFS Network extensible File System, "NeFS" +NEI Not Elsewhere Included +NEMA National Electrical Manufacturers Association +NEMP Nuclear ElectroMagnetic Pulse +NE New England +NE Non Exempt +NE North East +NESAC National Electronic Switching Assistance Center +NESC National Energy Software Center +NES National Energy Strategy +NES Not Elsewhere Specified +NETBEUI NETBIOS Extended User Interface +NETBIOS NETwork Basic Input Output System +NETBLT NETwork Block Transfer +NETCDF NETwork Common Data Format +NET National Educational Television +NET NETwork +NET New England Telephone +NEWS Networked Extensible Windowing System, "NeWS" +NEWT NeWS Terminal, "NeWT" +NEXRAD NEXt generation weather RADar +NEXT Near-End cross-Talk +NFC National Football Conference +NFC no fucking clue +NFFE National Federation of Federal Employees +NFI no fucking idea +NFL National Football League +NF No Funds +NFPA National Fire Protection Association +NFR Not a Functional Requirement +NFR Not Flame Related +NFS Network File System +NFT Network File Transfer +NGC New General Catalog +NG National Guard +NG News Group / No Good +NG No Good +NHI National Health Insurance +NHLBI National Heart, Lung, and Blood Institute (Bethesda, MD) +NHL National Hockey League (the nation is Canada) +NH New Hampshire +NHR Non Hierarchial Routing +NICE Network Information and Control Exchange (DECNET) +NICMOS Near Infrared Camera / Multi Object Spectrometer (HST upgrade) +NIC Network Information Center (ARPAnet) +NIC Network Interface Card +NIFTP (a file transfer network in the UK) +NIH National Institutes of Health +NIH not invented here +NIH Not Invented Here +NIMBY Not In My Back Yard +NIMBY Not In My Back Yard +NIMH National Institute of Mental Health (Rockville, MD) +NIM Nuclear Instrumentation Module (an electronic instr. standard) +NIMS Near-Infrared Mapping Spectrometer (on Galileo) +NI Network Interface +NIR Near InfraRed +NIR Network Information Registry +NISC Network Information and Support Center (NYSERNet) +NISDN narrowband integrated-services digital network, "N_ISDN" +NIS Network Information Service (nee YP) +NISO National Information Standards Organization +NISS National Information on Software and Services +NIST National Institute of Standards and Technology (formerly NBS) +NIU Network Interface Unit +NJ New Jersey +NKS Network Knowledge Server +NLA National Leather Association +NLDP National Launch Development Program +NLM National Library of Medicine +NL National League (baseball) +NL New Leather +NLP Natural Language Processing +NLQ Near Letter Quality +NLRB National Labor Relations Board +NLS Native Language Support +NLS Network License Server +NMA Network Management Architecture +NMC Network Management Center +NMI New Model Introduction +NMI Non Maskable Interrupt +NM Nautical Mile +NM Network Module +NM Never Mind +NM New Mexico +NM No Mark; Not Marked +NM Not Much +NMOS N channel Metal Oxide Semiconductor (N-MOS) (see MOS) +NMR Nuclear Magnetic Resonance +NMS Network Management Station +NNE North North East +N North +N Notice +NNTP Net News Transfer Protocol +NNTP Network News Transfer Protocol +NNW North North West +NNX Network Numbering eXchange +NOAA National Oceanic and Atmospheric Administration +NOAO National Optical Astronomy Observatories +NOC Network Operations Center +NOCS Network Operations Center System +NOE Nuclear Overhauser Effect +NOESY Nuclear Overhauser and Exchange SpectroscopY +NOP No OPeration +NORAD NORth American Defense command +NORDO No-radio +NORGEN Network Operations Report GENerator +NORML National Organization for the Reform of Marijuana Laws +NOSC Naval Ocean Systems Center +NOS Network Operating System +NOS Not Otherwise Specified +!= Not equal to +NOTIS Network Operator Trouble Information System +NPA No Power Alarm +NPA Numbering Plan Area, or area code [Telephony] +NPC Non-Player Character (see PC) +NPG New Product Group +NPI New Product Introduction +NPL National Physical Laboratory (UK) +NPL Non-Procedural Language +NPMS Named Pipes/Mail Slots +NPN Negative-Positive-Negative (transistor) +NPN NonProtein Nitrogen +NP Nondeterministic-Polynomial +NP No Problem +NP No Protest +NP Notary Public +NP Noun Phrase +NPP Net Primary Productivity +NPRM Notice of Proposed Rulemaking +NPR National Public Radio +NPSI Network Protocol Service Interface +NPV Net Present Value +NQ No Quote +NQS Network Queuing System +NRA National Rifle Association +NRAO National Radio Astronomy Observatory +NRC National Research Council +NRC Nuclear Regulatory Commission +NRDC Natural Resource Defense Council +NRE New Relationship Excitement\Ecstasy +NREN National Research and Education Network +NRE Non-Recurring Engineering +NRL Naval Research Labs +NRM Normal Response Mode +NRN no reply necessary +NROFF New ROFF +NRO National Reconnaissance Office +NRZI Non-Return to Zero Inverted (magnetic tape, 800 bpi) +NRZ Non-Return to Zero +NSA National Security Agency [U.S. Government] +NSAP Network Service Access Point +NSC National Security Council [U.S. Government] +NSC Network Service Center +NSCS Network Service Center System +NSDSSO NASA Science Data Systems Standards Office +NSEC Network Switching Engineering Center +NSEL Network Service Selector +NSEM Network Software Environment +NSE Network Software Environment +NSF National Science Foundation [U.S. Government] +NSFNET National Science Foundation NETwork +NS Name Server +NS Network Services +NS Neutron Star +NS Not Specified +NS Nova Scotia +NS Nuclear Ship +NSO National Solar Observatory +NSPMP Network Switching Performance Measurement Plan +NSP Network Services Protocol (DECNET) +NSSDC National Space Science Data Center +NST Newfoundland Standard Time +NSTS National Space Transportation System [Space] +NSUG Nihon Sun User's Group +NSU Networking Support Utilities +NSWC Naval Surface Warfare/Weapons (obsolete) Center +NSW New South Wales (Australia) +NTEC Network Technical Equipment Center +NTEU National Treasury Employees Union +NTF No Trouble Found +NTFS Windows NT File System +NTIA National Telecommunications and Information Agency +NTIS National Technical Information Service +NT Network Termination +NT Newfoundland Time +NT New Technology +NT New Testament +NTN Neutralized Twisted Nematic +NT Northern Telecom +NT Northern Territory +NTO Network Terminal Option +NTP Network Time Protocol +NTP Normal Temperature and Pressure (see STP) +NTR Nuclear Thermal Rocket(ry) +NTSB National Transportation Safety Board [U.S. Government] +NTSC National Television Standards Committee; Never The Same Color +NTS Network Technical Support +NTS Network Test System +NTT New Technology Telescope +NTT Nippon Telephone & Telegraph +NUA Network User Address +NUI Network User Identification +NU Name Unknown +NURBS NonUniform Rational B-Spline +NUSC Naval Underwater Systems Command +NVH Noise, Vibration, Harshness +NVLAP National Validation Laboratory Program +NV Nevada +NVRAM NonVolatile Random Access Memory +NWA Northwest Airline +NW North West +NWS National Weather Service +NWT North West Territories (Australia) +NXX NANP syntax for a three-digit string, {[2-9],[0-9],[0-9]} [Telephony] +NYC New York City +NY New York +NYNEX New York, New England and the unknown (X) +NYSE New York Stock Exchange +NYSERNET New York State Educational and Research Network, "NYSERNet" +NZ New Zealand +NZUSUGI New Zealand Unix System User Group, Inc. +O2 Oxygen +OACIS Oregon Advanced Computing InStitute +OAK Oakland CA +OA Office Automation +OAO Orbiting Astronomical Observatory +OA Order Administration +OA Overeaters Anonymous +OAS Organization of American States +OASYS Office Automation SYStem +OAT Outside Air Temperature +OATS Office Automation Technology and Services +OBD Online Bugs Database (Sun) +OBE Order of the British Empire +OB Obligatory +OBO Or Best Offer +OBS Omnibearing Selector +OBS Omni Bearing Selector +OCATE Oregon Center for Advanced Technology Education +OCC Office Communications Cabinet +OCC Other Common Carrier +OCDM Office of Civil Defense and Mobilization +OCE Other Common carrier channel Equipment +OCI Out of City Indicator +OCLC Online Computer Library Center (Ohio College Library Catalog) +OCLI Optical Coating Labs Inc. +OCO Object Code Only +OC Operator Centralization +OC Order of Canada +OCR Optical Character Reader +OCR Optical Character Recognition +OCS Officer Candidate School +OCST Office of Commercial Space Transportation +OCU Office Channel Unit +ODAC Operations Distribution Administration Center +ODA Office Document Architecture +ODDD Operator Direct Distance Dialing +OD Doctor of Optometry +ODD Operator Distance Dialing +ODIF Office Document Interchange Format +ODI Optical Digital Image +ODISS Optical Digital Image Storage System +ODMR Optically Detected Magnetic Resonance +OD Oculus Dexter (right eye) +OD Officer of the Day +OD Outer Diameter +OD OverDose +ODP Open Distributed Processing +ODS Overhead Data Stream +OECD Organization for Economic Cooperation and Development +OED Oxford English Dictionary +OEM Original Equipment Manufacturer +OE Old English +OEO Office of Economic Opportunity +OE Order Entry +OES Order of the Eastern Star +OEXP Office of Exploration [NASA] +OFM Order of Friars Minor +OFNPS Outstate Facility Network Planning System +OF Old French +OFS Order of Free State +OGICSE Oregon Graduate Institute Computer Science and Engineering +OGI Oregon Graduate Institute +OGL Old Guard Leather +OG Original Gum +OGT OutGoing Trunk +OH Ohio +OH OverHead +OHP OverHead Projector +OIC Oh, I See +OIRA Office of Information and Regulatory Affairs +OIU Office Interface Unit +OIW Workshop for Implementors of OSI +OJT On-the-Job Training +OLE Object Linking and Embedding +OLIT Open Look Interface Toolkit +OL Old Leather +OLTM Optical Line Terminating Multiplexer, "O-LTM" +OLTP OnLine Transaction Processing +OLWM OpenLook Window Manager +OMA Optical Multichannel Analyzer +OMB Office of Management and Budget +OMD Orchestral Manouevers in the Dark +OME Oregon Microcomputer Engineering (Intel) +OMFG Oh My F***ing God/Goodness/Gosh +OMG Oh My Goodness/Gosh/God +OMM Output Message Manual +OM Office Management +OMPF Operation and Maintenance Processor Frame +OMS Orbital Maneuvering System +OMV Orbital Maneuvering Vehicle [Space] +ONAC Operations Network Administration Center +ONAL Off Network Access Line +ONA Open Network Architecture +ONC Open Network Computing +ONE Open Network Environment +ONI Office of Naval Intelligence +ONI Operator Number Identification [telephony] +ON Old Norse +ONP Optical Nuclear Polarization +ONR Office of Naval Research +OOB Out Of Band +OOC Out of Character / Curiosity +OODB Object Oriented Data Base +OOI Out Of Interest +OOL Out Of Luck +OO Object Oriented +OOPART Out Of Place ARTifact +OOPL Object-Oriented Programming Language +OOP Object-Oriented Programming +OOPS Object-Oriented Programming System +OOPS Object Oriented Program Support +OOPSTAD Object Oriented Programming for Smalltalk Application Developers Association +OOSH Object-Oriented SHell +OOT Object-Oriented Technology +OPC Originating Point Codes +OPDU Operation Protocol Data Units +OPEC Organization of Petroleum Exporting Countries +OPEOS Outside Plant planning, Engineering & construction Operations Sys +OPF Orbiter Processing Facility +OPM Office of Personnel Management +OPM Outside Plant Module +OP Observation Post +OP OfficePower office automation system, trademark of CCI +OP OFFICEPOWER office automation system, trademark of CCI +OP Order of Preachers +OP Out of Print +OP Outside Plant +OPSM Outside Plant Subscriber Module +OPS Off-Premises Station +OPX Off-Premises eXtension +ORB Office Repeater Bay +ORDLIX Organized Design for Line and Crew System +ORD Optical Rotatory Dispersion +ORFEUS Orbiting and Retrievable Far and Extreme Ultraviolet Spectrometer +ORM Optical Remote Module +ORNAME Originator / Recipient Name, "ORname" +ORNL Oak Ridge National Laboratory +OROM Optical Read Only Memory +OR Operating Room +OR Operation Research +OR Oregon +OR Originating Register +OR Owner's Risk, Own Risk +ORT Ongoing Reliability Test +OS2 Operating System/2, "OS/2" +OSAC Operator Services Assistance Center +OSB Order of St. Benedict +OSCAR Orbiting Satellite Carrying Amateur Radio +OSC Operator Services Center +OSC Orbital Sciences Corporation [Space] +OSC OSCillator +OSCRL Operating System Command Response Language +OSDIT Office of Software Development and Information Technology +OSD Office of the Secretary of Defense +OSDS Operating System for Distributed Switching +OSE Open Software Environment +OSF Open Software Foundation (Oppose Sun Forever) +OSF Order of St. Francis +OSHA Occupational Safety and Health Act +OSINET Open Systems Interconnection Network +OSI Open Systems Interconnection +OSIRM Open Systems Interconnection/Reference Model, "OSI/RM" +OSME Open Systems Message Exchange +OSN Office Systems Node +OSN Open Systems Network +OS Oculus Sinister (left eye) +OSO Originating Signaling Office +OS Operating System +OS Operator Service +OS Ordinary Seaman +OS Out of Stock +OS OutState +OSPF Open Shortest Path First +OSP Optical Storage Processor +OSP OutSide Plant +OSPS Operator Service Position System +OSSA Office of Space Science and Applications +OSSE Oriented Scintillation Spectrometer Experiment (on GRO) +OSS Office of Strategic Services (later CIA) +OSS Office Support System +OSS Operation Support System [telephony, AT&T?] +OSS Operator Service System +OSTP Office of Science and Technology Policy [White House] +OTA Office of Technology Assessment [U.S. government] +OTA Optical Telescope Assembly (on HST) +OTBE OverTaken By Events +OTB Off-Track Betting +OTBS One True Bracketing Style +OTC Output Technology Corporation +OTC Over The Counter (stocks) +OTDR Optical TDR +OTEC Ocean Thermal Energy Conversion +OTF Open Token Foundation +OTHB Over The Horizon - Backscatter (as in radar), "OTH-B" +OTK Over The Knee +OTLF Open Taxi & Limousine Foundation, "OT&LF" +OTL Out To Lunch +OTM On Time Marker +OTP On The Phone +OT Off Topic +OTOH on the other hand +OTOH On The Other Hand +OTOH On The Other Hand +OT Old Testament +OT OverTime +OTR On The Rag +OTS Office of Thrift Supervision +OTS Officers' Training School +OTS Off The Shelf +OTTOMH off the top of my head +OTV Orbital Transfer Vehicle [Space] +OTW One True Way +OUTWATS OUTward Wide Area Telephone Service [telephony] +OV Orbiter Vehicle [Space] +OWHN One-Word Host Name +OW Over-Write +P2 Interpersonal Messaging Protocol (for heading and body) +P3 Protocol used by UA Entities and MTA Entities +P4 The video interface bus on the 3/80 +PAA P-AzoxyAnisole +PABX Private Automatic Branch eXchange [telephony] +PACE Program for Arrangement of Cables and Equipment +PAC Privilege Attribute Certificate +PACT Prefix Access Code Translator +PACX Private Automatic Computer eXchange +PAD Packet Assembler-Disassembler (for networking) +PAD Public Access Device (networking) +PADS PeroxylAmine DiSulfonate +PAK Product Authorization Key +PAL Personal Answer Line (Sun group) +PAL Phase Alternation Line-rate +PAL Programmable Array Logic +PAMD Payload Assist Module, Delta-class, "PAM-D" +PAM Payload Assist Module [Space] +PAM Pulse Amplification Modulation +PAM Pulse-Amplitude Modulation +PAN Personal Account Number +PANS Pretty Advanced New Stuff +PAO Palo Alto CA +Pa Pascal +PA Pennsylvania +PA Per Annum +PA Play Aid +PA Power Alarm +PA Power of Attorney +PAP Printer Access Protocol +PA Precision Architecture (HP) +PA Press Agent +PA Private Account +PA Process Alert +PA Program Address +PA protactinium, "Pa" +PA Public Address +PA Purchasing Agent +PARC Palo Alto Research Center, xerox +PAR Peak-to-Average Ratio, "P/AR" +PAR Precision Approach Radar +PAR Project Authorization Request +PAS Public Announcement Service +PAT Power Alarm Test +PAT Profit After Tax +PATROL Program for Administrative Traffic Reports On Line +PAX Private Automatic eXchange +PBC Peripheral Bus Computer +PBC Processor Bus Controller +PBD Pacific Bell Directory +PBM Play By Mail game +PBM Portable BitMap file format +PBS Public Broadcasting System +PBT Profit Before TAX +PBX Private Branch eXchange [telephony] +PCA Positive Controlled Airspace (above 18,000') +PCA Printed-Circuit Assembly +PCAT Personal Computer/Advanced Technology, "PC/AT" +PCB PolyChlorinated Biphenyls +PCB Printed Circuit Board +PCB Process Control Block +PCB Protocol Control Block (TCP) +PCC Portable C Compiler +PCDA Program Controlled Data Acquisition +PCDOS Personal Computer DOS, "PC-DOS" +PCF Portable Compiled Font +PCF Puritanical Control Freaks +P (Chem.) para-, "p-" +PCH Parallel CHannel +PCIE President's Council on Integrity and Efficiency +PCILO Perturbational Configuration Interaction of Localized Orbitals +PCI Panel Call Indicator +PCI Peripheral Components Interface +PCI Protocol Control Information +PCL Printer Command Language +PCL Programmable Command Language +PCM Plug-Compatible Mainframe +PCM Pulse-Code Modulation +PCNFS Personal Computer Network File System +PCN Personal Communication Network +PCO Peg Count and Overflow +PCO Process Change Order +PCPC Personal Computers Peripheral Corporation +PC Peace Corps +PC PerCent; PerCentage +PC Personal Computer +PC Piece of Crap +PC Player Character (see NPC) +PC Politically Correct +PC Post Card +PC Post Cibum (after meals) +PC Primary Center +PC Printed Circuit +PC Privileged Character +PC Privy Council +PC Production Control +PC Program Counter +PC Progressive Conservative party (Canada) +PCSA Personal Computer Systems Architecture +PCS Patchable Control Store +PCS Permanent Change of Station +PCTE Portable Common Tools Environment +PCTS Posix Conformance Test Suite +PCTV Program Controlled TransVerters +PDAD Proposed Draft ADdendum +PDA Public Displays of Affection +PDB Process DataBase +PDE Partial Differential Equation +PDES Product Data Exchange Specifications +PDF Power Distribution Frame +PDF Program Development Facility +PDIF Product Definition Interchange Format +PDI Power and Data Interface +PDL Page Description Language +PDL Page/Program Description/Design Language +PDL Program Design Language +PDN Public Data Network +PD Per Diem +PD Peripheral Decoder +PD Police Department +PD Potential Difference +PDP Plasma Display Panel +PDP Programmed Data Processor [DEC] +PD Public Domain +PDQ Pretty Damned Quick +PDS Portable Display Shell +PDSP Peripheral Data Storage Processor +PDS Premises Distribution System (AT&T) +PDS Public Domain Software +PDT Pacific Daylight Time +PDU Product Development Unit +PDU Protocol Data Unit +PEBCAK Problem Exists Between Chair and Keyboard +PEBCAK Problematic Error Between the Chair and Keyboard +PECC Product Engineering Control Center +PEDRI Proton-Electron Double-Resonance Imaging +PEI Prince Edward Island +PEM Privacy Enhanced Mail +PEPE Pepe Est Presque Emacs +PE Peripheral Equipment +PE Phase Encoded (1600 bpi) +PE Physical Education +PE PolyEthylene +PEP Packetized Ensemble Protocol +PEP Productivity Enhancement Project +PE Prince Edward island +PE Printer's Error +PE Professional Engineer +PE Protestant Episcopal +PERFECT PERFormance Evaluation for Cost-Effective Transformations +PERL Pathologically Eclectic Rubbish Lister +PERL Practical Extraction and Report Language +PERT Program Evalution and Review Technique +PES PhotoElectron Spectroscopy +PETA People for the Ethical Treatment of Animals +PEX Phigs/phigs+ Extension to X +PEXSI PEX Sample Implementation (gfx), "PEX-SI" +PFB Printer Font Binary +PF Programmed Function +PFPU Processor Frame Power Unit +PGA Pin Grid Array +PGA Professional Graphics Adapter +PGA Pure Grain Alcohol +PG Perge Notice +PHA Pulse Height Analyzer/Analysis +PHIGS Programmer's Hierarchical Interactive Graphics System +PHOTOCD PHOTOgraphic Compact Disk +PH Parity High bit +PH Potential of Hydrogen, "pH" +PH Process Hold +PHS Public Health Service +PHYSREV Physical Review Journal, "PhysRev" +PIA Plug-In Administrator +PIC Pilot In Command +PIC Plastic-Insulated Cable +PIC Primary Independent Carrier +PICS Plug-in Inventory Control System (PICS/DCPR) +PID Process IDentifier +PID Protocol IDentifier +PIF Paid In Full +PIF Program Information File +PIMS Profit Impact of Marketing Strategy +PINE Pine Is Not Elm +PING Packet InterNet Groper +PIN Personal Identification Number +PIP Packet Interface Port +PIP Periphal Interchange Program +PI Principal Investigator +PI Protocol Interpreter +PISS Passive Ignorance Silence Strike +PITA pain in the ass +PITA Pain In The Ass +PITI Principal, Interest, Taxes, Insurance +PIT Principal, Interest, and Taxes +PIXEL PIcture ELement +PL1 Programming Language One, "PL/1" +PLAN Public Lands Action Network +PLA Programmable Logic Array +PLCC Plastic Leaded Chip Carrier +PLC Programmable Logic Controller +PLD Programmable Logic Device +PLL Phase-Locked Loop +PLM Programming Language for Microcomputers +PLMK Please Let Me Know +PLO Palestine Liberation Organization +PLO Please Leave On +PL Parity Low bit +PLS Physical Layer Signaling +PLSS Portable Life Support System +PLT Panduit Locking Tie +PMAC Peripheral Module Access Controller +PMA Physical Medium Attachment +PMC Permanently Manned Capability +PMDF Pascal Memo Distribution Facility +PMEG Page Map Entry Group +PMFJI, PMJI Pardon Me (For) Jumping In +PMG Page Map Group +PMIRR Pressure Modulated InfraRed Radiometer (on Mars Observer) +PMMU Paged Memory Management Unit +PMO Prime Minister's Office +PMOS P channel Metal Oxide Semiconductor (P-MOS) (see MOS) +PM PayMaster +PM Peripheral Module +PM Phase Modulation +PM Plant Management +PM Police Magistrate +P&M Posted & Mailed +PM PostMaster +PM Post Meridiem (after noon) +PM PostMortem +PM Presentation Manager +PM Pressurized Module +PM Preventive Maintenance +PM Prime Minister +PM Provost Marshal +PMRC Parents' Music Resource Center +PMSL Pissed MySelf Laughing +PMT PhotoMultiplier Tube +PMU Precision Measurement Unit +PMX Presentation Manager for the X window system, "PM/X" +PNB Pacific Northwest Bell +PN Part Number +PNPN Positive-Negative-Positive-Negative devices +PNP Plug N Play +PNP Positive-Negative-Positive (transistor) +PN Promissory Note +POA Power Of Attorney +POB Periphal Order Buffer +POC Port Of Call +POD Pay On Delivery +POD Point Of Distribution +POE Port Of Entry/Embarkation +POF Programmable Operator Facility +POGO Polar Orbiting Geophysical Observatory +POH Pilot's Operating Handbook +POK Power on Okey Signal +POM Phase Of Moon +PO Petty Officer +PO Postal Order +PO Post Office +POP Point of Presence [telephony] +POP Point Of Production +POP Post Office Protocol +POP Processor On Plug-in (h/w) +POPS Paperless Order Processing System +PO Purchase Order +POR Point Of Receive +POR Price On Request +POSI Promoting conference for OSI +POSIX Portable Operating System for unIX +POS Point Of Sale +POS Programmable Option Set +POST Power On Self Test +POSYBL PrOgramming SYstem for distriButed appLications +POTS Plain Old Telephone Service +POTS Plain Ordinary Telephone System +POTV Personnel Orbit Transfer Vehicle [Space] +POV Point Of View +POV Point Of View +POWER Performance Optimization With Enhanced Risc +POW Prisoner Of War +P page, "p." +PPA Post Pack Audit +PPB Parts Per Billion +PPBS Planning, Programming, and Budgeting Systems +PPC Pour Prendre Conge' (to take leave) +PPCS Person to Person, Collect, Special [telephony] +PPD Peripheral Pulse Distributor +PPD PostScript Printer Description +P per (as in m.p.h.), "p." +P peta- (SI prefix) +P phosphorus, "P" +P pico- (SI prefix), "p" +PPI Professional Press Inc. +PPI Programmable Peripheral Interface +PPL pretty please +PPM Page Per Minute +PPM Parts Per Million +PPM Portable PixMap file format +PPM Product Portfolio Management +PPN Parameterized Post-Newtonian formalism for general relativity +PPN Project Programmer Number +PPN Public Packet Switching +PP pages, "pp." +PP Painting Processor +PP Parcel Post +PP Past Participle +PP Post Pay +PPP Point-to-Point Protocol +PP Primary Point +PP Private Pilot +PPS PostPostScriptum +PPS Product Performance Surveys +PPS ProduktionsPlanungs- und Steuerungssysteme +PPS Public Packet Switching network +PPT Parts Per Trillion +PPT Pulse Pair Timing +PPT Punched Paper Tape +PQ Province of Quebec +PRCA Puerto Rico Communications Authority +PRC People's Republic of China +PRC Planning Research Corporation +PREMIS PREMises Information System +PREPNET Pennsylvania Research & Economic Partnership network, "PREPnet" +PRG PAL/PROM Programming Department +PRI Primary Rate Interface +PRISM Parallel Reduced Instruction Set Multiprocessing +PRMD Private Management Domain +PROFS PRofessional OFfice System +PROLOG PROgramming in LOGic +PROMATS PROgrammable Magnetic Tape System +PROM Programmable Read-Only Memory +PROPAL Programmed PAL +PROTEL PRocedure Oriented Type Enforcing Language +PROXYL tetramethyl-PyRrolidine-OXYL +PR PayRoll +PR Public Relations +PR Puerto Rico +PRS Personal Response System +PRTC Puerto Rico Telephone Company +PSAP Public Safety Answering Point +PSA Problem Statement Analyzer +PSA Public Service Announcement +PSC Pittsburgh Supercomputer Center +PSC Polar Stratospheric Clouds +PSC Prime Service Contractor +PSC Public Safety Calling system +PSC Public Service Commission +PSDC Public Switched Digital Capability +PSDN Packet-Switched Data Network +PSDS Public Switched Digital Service +PSDS Public Switched Digital Service [telephony, AT&T?] +PSE Packet Switch Exchange +PSE Programming Support Environment +PSF Point Spread Function +PSG Platoon SerGeant +PSG Professional Service Group (Sun group) +PSI Packetnet System Interface +PSI Packet Switch Interface +PSIU Packet Switch Interface Unit +PSK Phase-Shift Keying +PSL Problem Statement Language +PSM Packet Service Module +PSM Packet Service Module +PSM Position Switching Module +PSM Professional Service Manager +PSN Packet Switched Network +PSN Packet Switching Node +PSN Packet Switch Node +PSO Pending Service Order +PS PicoSecond +PS PostScript +PS PostScript [Adobe (tm)] +PS PostScriptum +PS Power Steering +PS Power Supply +PSP Product Support Plan +PSP Program Segment Prefix +PS Process Stop Ship +PS Program Store +PS Public School +PSR Product Specific Realizations +PSR Product Specific Release +PSR PulSaR +PSS Packet Switched Services +PSS Packet Switch Stream +PSTN Public Switched Telephone Network +PST Pacific Standard Time +PSU Program Storage Unit +PSWM PostScript Window Manager +PSW Program Status Word +PTA Parent-Teacher Association +PTAT Private Trans Atlantic Telecommunications +PTD Parallel Transfer Disk/Drive +PTE Page Table Entry +PTI Portable Test Instrument +PTN Plant Test Number [telephony:actual number assigned for 800 service] +PTO Patent and Trademark Office +PTO Please Turn Over +PTO Power Take-Off +PT Pacific Time +PT Patrol Torpedo (as in PT boat) +PT Physical Therapy +PT Physical Training +PTP Point To Point +PT Program Timer +PTSD Post Traumatic-Stress Disorder +PTSS/PTSD Post Traumatic Stress Syndrome / Disorder +PTT Postal, Telephone, and Telegraph administration +PTT Post, Telephone and Telegraph administration +PTV Passenger Transport Vehicle [Space] +PTW Primary Translation Word +PTY Pseudo-Terminal driver +PUC Peripheral Unit Controller +PUC Public Utilities Commission +PUD Planned Unit Development +P (UK) pence, pennies, penny, "p" +PU Physical Unit +PUP PARC Universal Packet protocol +PVC Permanent Virtual Circuits +PVC PolyVinylChloride +PVFS Post Viral Fatigue Syndrome +PVN Private Virtual Network +PVO Pioneer Venus Orbiter +PV PhotoVoltaic +PVT Private (pilot certificate) +PWB Printed Wiring Board +PWB Programmers Work Bench +PWD Print Working Directory +PWG Permanent Working Group +PW Prisoner of War (usually POW) +PX Post eXchange (see also BX) +QAM Quadrature Amplitude Modulation +QA Quality Assurance +QAS Quasi-Associated Signaling +QBE Query By Example +QBP queen's bishop's pawn (chess) +QB queen's bishop (chess) +QCPE Quantum Chemistry Program Exchange +QC Quality Control +QC Queen's Counsel +QDA Quantity Discount Agreement +QDCS Quality, Deliverly, Cost, Service / Safety +QD Quaque Die (daily) +QED Quantum ElectroDynamics +QED Quod Erat Demonstrandum (which was to be demonstrated) +QED Quod Est Demonstrandum (that which was to be demonstrated) +QEF Quod Erat Faciendum (which was to be done) +QEI Quod Erat Inveniendum (which was to be found out) +QE Quick Estimation +QET Quantum Effect Transistor +QIC Quarter-Inch Cartridge +QID Quater In Die (four times a day) +QIS Quality Information System +QKtP queen's knights's pawn (chess) +QKt queen's knight (chess) +QLI Query Language Interpreter +QMC QuarterMaster Corps +QMF Query Management Facility +QMG QuarterMaster General +QMP Quality Measurement Plan +QM QuarterMaster +QMS Quality Micro Systems +QNS Quantity Not Sufficient +Q Queen('s), "Q." +Q question, "Q." +QQV which see (plural of q.v.), "qq.v." +QRA Quality Reliability Assurance +QRSS Quasi Random Signal Source +QSO Quasi-Stellar Object +QSS Quality Surveillance System +QTC Quantitative Technology Corporation +QTY Quantity +QUANGO QUAsi Non-Governmental Organization +QUANTAS Quantas Empire Airways +QUANTAS QUeensland And Northern Territory Aerial Service, "Quantas" +QUEL QUEry Language +QV which see (sing.), "q.v." +QWERTY first six keys from left on top alphabetic row of standard keyboard +QWL Quality of Working Life +RAAF Royal Australian Air Force +RACEP Random Access and Correlation for Extended Performance +RACE Random Access Card Equipment +RADAR Radio Association Defending Airwave Rights (radar detector makers) +RADAR RAdio Detection And Ranging +RADM Rear ADMiral +RAD Radiation Absorbed Dose +RAD Rapid Access Disk +RAF Royal Air Force +RAID Redundant Arrays of Inexpensive Disks +RAMP Ratings And Maintenance Phase +RAM Random-Access Memory +RAND Rural Area Network Design +RAO Regional Accounting Office +RAO Revenue Accounting Office +RA radium, "Ra" +RARDE Royal Armaments Research and Development Establishment +RARE European Association of Research Networks +RA Regular Army +RARE Reseaux Associes pour la Recherche Europeenne +RA Research Assistant +RA Return Authorization +RA Royal Academy +RARP Reverse Address Resolution Protocol (Ethernet->Internet) +RAR Return Address Register +RASC Residence Account Service Center +RAS Reliability, Availability, and Serviceability +RATFOR RATional FORtran +RBC Red Blood Count +RBHC Regional Bell Holding Company +RBI Runs Batted In +RBOC Regional Bell Operating Company +RBOR Request Basic Output Report +RB Rhythm and Blues, "R&B" +RBTL Read Between The Lines +RBT Reliable Broadcast Toolkit +RCAF Royal Canadian Air Force +RCA Radio Corporation of America +RCAS Reserve Component Automation System +RCC Radio Common Carrier +RCC Remote Cluster Controller +RCC Reverse Command Channel +RCF Remote Call Forwarding +RCI Rodent Cage Interface (for SLS mission) +RCLDN Retrieval of Calling Line Directory Number +RCL Runtime Control Library +RCMAC Recent Change Memory Administration Center +RCMP Royal Canadian Mounted Police +RCM Remote Carrier Module +RCP Remote CoPy +RC Receive Clock +RC Red Cross +RC Regional Center +RC Repair Center (Sun) +RC Resistance-Capacitance +RC Resistor-Capacitor circuit (as in filters) +RC Roman Catholic +RC Run Commands +RCSC Remote Spooling Communications Subsystem +RCS Reaction Control System +RCS Revision Control System +RCT Relayed Coherence Transfer +RCU Radio Channel Unit +RCVR ReCeiVeR +RDA Remote Data Access +RDBMS Relational DataBase Management System +RDES Remote Data Entry System +RDF Radio Direction Finding +RDL Remote Digital Loopback +RDM Reliably-Delivered Message (sockets) +RDP Reliable Datagram Protocol +RD Received Data +RD Research and Development, "R&D" +RD Rural Delivery +RDS Radio Digital System +RDT Radio Digital Terminal +REA Rail Express Agency +RECON Reconnaissance +REC Regional Engineering Center +REGIS REmote Graphics Instruction Set +REMOBS REMote OBservation System +REM Rapid Eye Movement +REM Rat Enclosure Module (for SLS mission) +REM Rational Economic Man +REM Remote Equipment Module +REM Ring Error Monitor +REM Roentgen Equivalent in Man +REN Ring Equivalence Number +REO Removable, Erasable, Optical +REO R. E. Olds +REQSPEC REQuirements SPECification +RETMA Radio Electronics Television Manufacturers Association (rack spacing) +REX Raster Engine +REX Remote EXecution +REXX Restructured EXtended eXecutor +RFC Request For Comments [Internet] +RFD Rural Free Delivery +RFE Request For Enhancement +RFI Radio Frequency Interference +RFP Request For Proposals +RFQ Request For Quotes +RF Radio Frequency +RFS Remote File Sharing +RFS Remote File System +RFT Request For Technology +RGBI Red Green Blue Intensity +RGB Red Green Blue +RGP Raster Graphics Processor +RGU Radio Government/Universal, "RG/U" +RHC Regional (Bell) Holding Company +RHF Restricted Hartree-Fock +RH Right Hand +RHS Right Hand Side +RHV Reid-Hillview Intergalactic, San Jose CA +RIACS Research Institute for Advanced Computer Science (at NASA Ames) +RIAS Radio In the American Sector, berlin +RID Remote Isolation Device +RIFF Resource Interchange File Format +RIF Reading Is Fundamental +RIF Reduction In Force +RILM Repertoire International de Literature Musicale +RIPE Reseaux IP Europeenne +RIP Raster Image Processor +RIP Rest In Peace/Requiescat In Pace +RIP Routing Information Protocol +RIPS Raster Image Processing Systems Corp. +RI Receiving & Inspection, "R&I" +RI Rhode Island +RI Ring Indicator +RISC Reduced Instruction Set Computer +RISC Relegate Important Stuff to the Compiler +RISLU Remote Integrated Services Line Unit +RITA Recognition of Information Technology Achievement award +RIT Rochester Institute of Technology +RJE Remote Job Entry [IBM] +RLCM Remote Line Concentrating Module +RLC Resistor Inductor Capacitor +RLDS The Re-organized Church of Latter-Day Saints +RLG Research Libraries Group +RLIN Research Libraries Information Network [run by RLG (q.v.)] +RLL Run Length Limited +RLOGIN Remote Login, "rlogin" +RL real life +RL Real Life (sometimes written as r/l) +RLT Remote Line Test +RMA Return Materials Authorization +RMAS Remote Memory Administration System +RMATS Remote Maintenance Admisistration and Traffic System [telephony] +RMF Read Me First +RMI Radio Magnetic Indicator +RM Record Marking +RM Regional Manager +RMR Remote Message Registers +RMR Return Material Receipt +RMS Record Management System +RMS Remote Manipulator System [Space] +RMS Richard M. Stallman +RMS Root Mean Square +RMS Royal Mail Ship +RNA RiboNucleic Acid +RNGC Revised New General Catalog +RNOC Regional Network Operations Center +RN Reference Noise +RN Registered Nurse +RN Royal Navy +RNR Receive Not Ready +RNZAF Royal New Zealand Air Force +ROA Return On Assets +ROB Remote Order Buffer +ROC Regional Operating Company +ROE Rate Of Exchange +ROE Return On Equity +ROFF Run-OFF +ROFL Rolling On the Floor Laughing (there are variations) +ROG Receipt Of Goods +ROH Receiver Off Hook +ROI Region Of Interest +ROI Return On Investment +ROM Range Of Motion (medical) +ROM Read-Only Memory +ROM Rupture Of Membrane (as in birth) +RONABIT Return On Asset Before Income Tax +RONA Return on Net Assets +RO Read/Only, "R/O" +RO Receive Only +ROSAT ROentgen SATellite +ROSE Remote Operations Service Element +ROTC Reserve Officers' Training Corps +ROTFL Rolling On The Floor Laughing +ROTFLOL Rolling On The Floor Laughing Out Loud +ROTF Rolling On The Floor (Usually seen as ROFL) +ROTL Remote Office Test Line +ROTS Rotary Out Trunks Selectors +ROUS Rodents Of Unusual Size +ROW Rest Of the World +ROYGBIV Red, Orange, Yellow, Green, Blue, Indigo, Violet, "Roy G. Biv" +RPC Remote Procedure Call +RPG RePort Generator +RPG Role Playing Game +RPI Rolling Plan Indices +RPM Remote Process Management +RPM Removable Peripheral Module +RPM Resales Price Maintenance +RPM Revolutions Per Minute +RPN Reverse Polish Notation +RPO Railway Post Office +RP Rolling Plan +RPS Revolutions Per Second +RPS Rotational Positional Sensing (disks) +RPV Remotely Piloted Vehicle +RQ RuneQuest +RQSM Regional Quality Service Management +RQS Rate/Quote System +R rand +R recto, "r." +R Republican, "R." +R right, "r" +R Ring +RRIP Rock Ridge Interchange Protocol +R roentgen +R Rolemaster +R rook in chess +RRO Rate and Route Operator [telephony] +RRO Reports Receiving Office +RR RailRoad +RR Rate & Route, "R&R" +RR Receive Ready +RR Resource Record +RR Route Relay +RR Rural Route +RS232 Digital Communication Standard, "RS-232" +RSA Repair Service Attendant +RSB Repair Service Bureau +RSC Remote Switching Center +RSC Residence Service Center +RSCS Remote Source Control System +RSCS Remote Spooling and Communication Subsystem +RSE Research & Systems Engineering, "R&SE" +RSFSR Russian Soviet Federated Socialist Republic +RSH Remote/Restricted SHell +RSLE Remote Subscriber Line Equipment +RSLM Remote Subscriber Line Module +RSM Remote Switching Module +RSN real soon now +RSN Real Soon Now +RS Recommended Standard +RS Recording Secretary +RS Revised Status +RS Right Side +RS RISC System +RS Royal Society +RSS Remote Switching System +RSTSE Resource System Time Sharing/Enhanced, "RSTS/E" +RSTS Resource System Time Sharing +RSU Remote Switching Unit +RSVP Repondez S'il Vous Plait (please reply) +RSV Revised Standard Edition +RSWC Right Side up With Care +RTAC Regional Technical Assistance Center [telephony] +RTA Remote Trunk Arrangement +RTC Right To Copy +RTFB read the fine book +RTFMP read the fine man page +RTFM Read the F*g Manual! +RTFM read the fine manual +RTFM Read The F***ing Manual +RTF Read This First +RTF Rich Text Format +RTFS Read The Fine Source +RTG Radioisotope Thermoelectric Generator +RTL Resistor-Transistor Logic +RTL Run-Time Library +RTLS Return To Launch Site (Shuttle abort plan) +RTMP Routing Table Maintenance Protocol +RTM Regional Telecommunications Management +RTM Remote Test Module +RT RadioTelephone +RT RealTime +RT Real-Time/Rise Time/Radiation Therapy/RighT (as opposed to Left) +RT Risc Technology [IBM] +RTR Reel-To-Reel +RTSE Reliable Transfer Service Element +RTSL Read The Source Luke +RTS Ready To Send +RTS Real Time Systems (lll-csrg) +RTS Reliable Transfer Service +RTS Remote Testing System +RTS Return To Stock +RTT Round Trip Time +RTTY Radio Teletype +RTU Real Time Unix +RTU Remote Trunking Unit +RTU Right To Use +RUM Remote User Multiplex +RUOK Are you OK? +RU Receive Unit +RWC Remote Work Center +RWE Remote Wall Enclosure +RWM Read/Write Memory, "R/WM" +RW Read/Write +RW Read/Write, "R/W" +RW Real World +RW Right Worshipful +RW Right Worthy +RX Remote eXchange +SAAB Svenska Aeroplan AktieBolaget (Swedish Aircraft Corporation) +SAA South Atlantic Anomaly +SAA Systems Application Architecture (IBM) +SABME Set Asynchronous Balanced Mode Extended +SABRE Semi-Automated Business Research Environment +SACK Selective ACK +SAC Service Area Code +SAC Strategic Air Command [US military] +SADD Students Against Drunk Driving +SAE Society of Automotive Engineers +SAGA Solar Array Gain Augmentation (for HST) +SAG Street Address Guide +SAIC Science Applications International Corporation +SAI Serving Area Interface +SAKDC Swiss Army Knife Data Compression +SALI Standalone Automatic Location Identification +SALT Strategic Arms Limitting Talks +SAMA Step-by-step Automatic Message Accounting [telephony] +SAMPEX Solar Anomalous and Magnetospheric Particle EXplorer +SAM Smart Assed Masochist / Stand And Model +SAM Surface-to-Air Missile +SAMTO Space And Missile Test Organization +SAO Smithsonian Astrophysical Observatory +SAP Second Audio Program +SAP Service Access Point +SARA Satellite pour Astronomie Radio Amateur +SAREX Search and Rescue Exercise +SAREX Shuttle Amateur Radio Experiment +SAR Search And Rescue +SAR Store Address Register +SAR Synthetic Aperture Radar +SARTS Switched Access Remote Test System +SA Salvation Army +SA Seaman Apprentice +SA Service Assistant +SASE Self-Addressed Stamped Envelope +SASE Specific Application Service Element +SA Sex Appeal +SA Sine Anno (without date) +SASI Shugart Associates Systems Interface +SA South Africa +SA South America +SA South Australia +SAS Single Attach Station +SAS Southern All Stars +SAS Space Activity Suit +SAS Space Adaptation Syndrome +SAS Statistical Analysis Software? +SA Subject to Approval +SAT Satellite [Space] +SAT Scholastic Aptitude Test +SAT Special Access Termination +SAT Supervisory Audio Tone +SAT Synthetic Aperture Telescope +SAW Surface Acoustic Wave +SBA Small Business Administration +SBC Single Board Computer +SBMS Southwestern Bell Mobile Service +SBS Skyline Business Systems +SBUS School Bus, "S-Bus" +SBU Strategic Business Unit +SBWR Simplified Boiling Water Reactor +SCADA Supervisory Control And Data Acquisition +SCADC Standard Central Air Data Computer +SCAD Subsonic Cruise Armed Decoy +SCAME SCreen oriented Anti-Misery Editor +SCAMP Single-Chip A-series Mainframe Processor +SCAN Switched Circuit Automatic Network +SCA Shuttle Carrier Aircraft +SCA Society for Createive Anachronism +SCA Sunlink Channel Adapter +SCAT Stromberg-Carlson Assistance Team +SCB System Control Block +SCCA Sports Car Club of America +SCC Serial Communication Controller +SCC Specialized Common Carrier +SCCS Source Code Control System +SCCS Specialized Common Carrier Service +SCCS Switching Control Center System +SCC Switching Control Center (or Specialized Common Carriers) +SCED SCSI/Ethernet/Diagnostics (Sequent board) +SCE Signal Conversion Equipment +SCE Structure Chart Editor +SCF Selective Call Forwarding +SCF Self Consistent Field +s.c.f.t.h.i. Smiley Captiond for the Humor-Impaired +SCIFI SCIence FIction, "sci-fi" +SCI SpaceCraft Incorporated +SCM Software Configuration Management +SCMS Serial Copy Management System +SCM Subscriber Carrier Module +SCNR Sorry, Could Not Resist +SCOOPS SCheme Object Oriented Programming System +SCO Santa Cruz Operation +SCO Serving Central Office +SCOTS Surveilance and Control Of Transmission Systems +SCOT Stepper Central Office Tester +SCPC Signal Channel Per Carrier +SCPD Supplementary Central Pulse Distributor +SCPI Standard Commands for Programmable Instrumentation +SCP Signal Control Point +SCP Signal Conversion Point +SCP Sunlink Communications Processor +SCP System Control Program +SCRAM Static Column RAM (h/w) +SCSA Sun Common SCSI Architecture +SC Scanner Controller +SC Secondary Channel +SC Sectional Center +SCSI Small Computer System Interface (pronounced scuzzi) +SC Skull & Crossbones, "S&C" +SC South Carolina +SC SpaceCraft, "S/C" +SCS Silicon Controlled Switch +SC SubCommittee +SCT Schmidt-Cassegrain Telescope +SCTS Secondary Clear To Send +SCUBA Self Contained Underwater Breathing Apparatus +SCUD Subsonic Cruise Unarmed Decoy +SCU Selector Control Unit +SCX Specialized Communications eXchange +SDA Send Data With Immediated Ackonwledge +SDA Swappable Data Area +SDB Safety Deposit Box +SDCD Secondary Data Carrier Detect +SDD Specific Development & Design, "SD&D" +SDF Secondary Distribution Frame +SDF Standard Data Format +SDF SubDistribution Frame +SDH Synchronous Digital Hierarchy (synchronous multiplexed network) +SDIO Strategic Defense Initiative Organization +SDI Selective Dissemination of Information +SDI Space Defense Initiative +SDIS Switched Digital Integrated Service +SDI Standard Disk Interconnect +SDI Standard Disk Interface +SDI Storage Device Interconnect +SDI Strategic Defense Initiative [US Government] +SDK Software Development Kit +SDLC Synchronous Data Link Control [IBM] +SDLP Standard Device Level Protocol +SDL Specification and Description Language +SDL System Design Language +SDM Sub-rate Data Multiplexer +SDN Software-Defined Network +SDOC Selective Dynamic Overload Controls +SDO Staff Duty Officer +SDP Service Delivery Point +SDRC Structural Dynamics Research Corporation +SDR Store Data Register +SDSC San Diego Supercomputer Center +SD SCSI Disk +SDSC Synchronous Data Set Controller +SD Sensory Deprivation +SD South Dakota +SDS Sodium Dodecyl Sulfate +SDS Switched Data Service +SDS Synchronous Data Set +SDU Service Data Unit +SDV Shuttle Derived Vehicle [Space] +SEAP Service Element Access Point +SEAS Signaling Engineering and Administration System +SEATO SouthEast Asia Treaty Organization +SECAM SEquential Couleur Avec Memoire +SECNAV SECretary of the NAVy +SEC Securities and Exchange Commission +SEC Security Exchange Commission +SECSY Spin-Echo Correlated SpectroscopY +SED Stream EDitor +SEI Software Engineering Institute (Carnegie Mellon) +SEI Space Exploration Initiative +SEL SELector +SEL Software Engineering Laboratory +SELV Safety Extra-Low Voltage +SEM Scanning Electron Microscope +SEP someone else's problem +SERC Science & Engineering Research Council +SERC Swedish Energy Research Commission +SER Satellite Equipment Room +SE South East +SESRA Seattle Employee Services Recreation Association +SES Service Evaluation System +SEST Swedish-European Submillimeter Telescope +SE Systems Engineer +SETI Search for ExtraTerrestrial Intelligence +SET Single Electron Transfer +SET Software Engineering Technology +SFA sweet fuck all +SFDM Statistical Frequency Division Multiplexing +SFD Sun Federal Division +SFMC Satellite Facility Management Center +SFO San Francisco CA +SFRPG Science Fiction Role Playing Game +SF San Francisco +SF Science Fiction; Speculative Fiction +SF Single Frequency +SF Standard Form +SF Star Frontiers +SGI Silicon Graphics Incorporated +SGML Standard Generalized Markup Language +SGMP Simple Gateway Monitoring Protocol (superseded by SNMP) +SG Signal Ground +SG StarGuard +SG SubGroup +SG SuperGroup +SHAPE Supreme Headquarters Allied Powers Europe +SHAR SHell ARchiver +SHCD Sherlock Holmes Consulting Detective +SHF Super High Frequency (3-30GHz) +SHID slaps head in disgust +SHRPG Super Hero Role Playing Game +SIAM Society for Industrial and Applied Mathematics +SICK Single Income, Coupla' Kids +SIC Second In Command +SIC Silicon Integrated Circuit +SID Sudden Ionospheric Disturbance +SID System IDentification +SIGCAT Special Interest Group for Cd-rom Applications Technology +SIG Special Interest Group +SIMD Single Instruction, Multiple Data +SIMM Single Inline Memory Module +SINE SINE is not EINE +SIPC Securities Investment Protection Corporation +SIPP Strategic Industry Partners Program +SIP Single Inline Package/Pin +SIPS Satellite Imagery Processing System +SIR Shuttle Imaging Radar +SIRTF Space (formerly Shuttle) InfraRed Telescope Facility +SISAL Streams and Iteration in a Single-Assignment Language +SISCOM Satellite Information System COMpany +SIS Software Information Services +SIS Strategic Information System +SI Staten Island +SI Status Indicator +SI System Integrater +SITA Societe Internationale Telecommunications Aeronautiques +SIT Special Information Tone +SJC San Jose CA +SJ Society of Jesus +SKU Stock Keeping Unit +SLALOM Scalable Language-independent Ames Laboratory One-minute Measurement +SLAN Sine Loco, Anno, (vel) Nomine (without place, year, or name) +SLAPP Strategic Litigation Against Protesting People +SLAR Side Looking Airborne Radar +SLA Special Libraries Association +SLA Symbionese Liberation Army +SLA Synchronous Line Adapter +SLBM Submarine Launched Ballistic Missiles +SLC Space Launch Complex [Space] +SLC Subscriber Loop Carrier +SLC Super Low Cost +SLDC Synchronous Data Link Control +SLED Single Large Expensive Drive +SLE Screening Line Editor +SLIC Subscriber Line Interface Circuit +SLIC System Link and Interrupt Controller (Sequent) +SLIM Subscriber Line Interface Module +SLIP Serial Line Internet Protocol +SLP Super Long Play (VHS VCR, aka EP) +SL Salvage Loss +SL SpaceLab +SL Space Launch [Space] +SLS Space(lab) Life Sciences +SLUFAE Surface Launched Unit, Fuel Air Explosive +SMA Sergeant Major of the Army +SMASF SMAS Frame +SMA Spectrum Manufacturers Association +SMASPU SMAS Power Unit +SMAS Supplementary MAin Store +SMAS Switched Maintenance Access System +SMB System Message Block +SMC Small Magellanic Cloud (see LMC) +SMDF Subscriber Main Distributing Frame +SMDI Subscriber Message Desk Interface +SMDR Station Message Detailed Recording +SMDR Station Message Detail Recording +SMDS Switched Multimegabit Data Service +SMDS switched multimegabit data service, Bellcore-developed standard +SMD Standard Molecular Data format +SMD Storage Module Device (interface standard for disk drives) +SMD Surface Mounted Devices +SMEGMA Sophisticated Modern Editor with Gloriously Magnificent Abilities +SMERSH abbr. of Russian phrase meaning "Death to the spies." +SME Society of Manufacturing Engineers +SME Solar Mesosphere Explorer +SMEX SMall EXplorers +SMG SuperMasterGroup +SMILS Sonobuoy Missile Impact Location System +SMI Structure of Management Information +SMI Sun Microsystems Inc. +SMIT System Management Interface Tool +SMK Software Migration Kit +SMLSFB so many losers, so few bullets +SMM Solar Maximum Mission +SMOC Small Matter Of Commitment +SMOF Secret Master Of Fandom +SMOH Since Major OverHaul +SMOP simple matter of programming +SMOP Small Matter Of Programming +SMO Santa Monica CA +SMP Symmetric MultiProcessing +SMPTE Society of Motion Picture and Television Engineers +SMR Service Marketing Representative +SMSA Standard Metropolitan Statistical Area +SM Service Mark +SM, S&M Sado-Masochism, Sex Magick +SMS Service Management System +SM Switching Module +SMTP Simple Mail Transfer Protocol +SMT Surface Mount Technology +SNADS SNA Distribution Services +SNADS Systems Network Architecture Distribution Service +SNAFU Situation Normal -- All Fouled/F***ed Up +SNAFU situation normal, all fucked up +SNAP Shipboard Non-tactical Automated data Processing program +SNAP SubNetwork Access Protocol +SNAP System and Network Administration Program +SNA Santa Ana (Orange County) CA +SNA Systems Network Architecture [IBM] +SNCF Societe National des Chemins de Fer (French National Railways) +SNERT snot-nosed egotistical rude teenager +SNET Southern New England Telephone +SNF Server-Natural Format +SNF Server Normal/Natural Format +SNI Siemens Nixdorf Informationssysteme +SNMP Simple Network Management Protocol +SNM SunNet Manager +SNOBOL StriNg Oriented symbOLic Language +SNPA SubNetwork Point of Attachment +SNR Signal to Noise Ratio +SNR SuperNova Remnant +SN Subnetwork Number +SN Super Nova +SNTSC Super NTSC (video) +SNU Solar Neutrino Units +SOAC Service Order Analysis Control +SOAP Symbolic Optimizing Assembler Program +SOAR Smalltalk On A Risc +SOC Service Oversight Center +SOFIA Stratospheric Observatory For Infrared Astronomy +SOF Sales Order Form +SOHF Sense Of Humor Failure +SOHO SOlar Heliospheric Observatory +SOH Service Order History +SOH Start Of Header, ASCII control character (dec=01,control-A) +SOL Shit Out [Of] Luck +SOL Short on Landing (or, colloquially, Shit Out of Luck) +SOMM Stop On Micro-Match +SONAR Service Order Negotiation And Retrieval +SONAR SOund Detection And Ranging +SONDS Small Office Network Data System +SONET Synchronous Optical NETwork +SOP Standard Operating Procedure +SOR Sales Order Request +SO Sales Order +SO Seller's Option +SO significant other +SO Significant Other +SO Significant Other +SO Space Opera +SOS Save Our Souls (International standard distress call, Morse ...---...) +SOS Silicon On Sapphire +SO Strike Out +SOW Speaking Of Which +SOW Statement Of Work +SPAG Standards Promotion and Applications Group +SPAN Space Physics Analysis Network +SPAN System Performance ANalyzer +SPARC Scalable Processor ARChitecture +SPARC Standards, Planning, And Requirements Committee +SPARS Society of Professional Audio Recording Studios +SPAR Stock Points Adp Replacement +SPA Software Publishers Association +SPAWAR naval SPAce and WARfare command +SPCA Society for the Prevention of Cruelty to Animals +SPCC Society for the Prevention of Cruelty to Children +SPC Software Productivity Consortium +SPC Southern Pacific Communications +SPCS Stored Program Control Systems +SPC Statistical Process Control +SPC Stored Program Control +SPDL Standard Page Description Language (ISO) +SPDM Special Purpose Dextrous Manipulator +SPD Software Products Division +SPEC Standard Performance Evaluation Corporation +SPE Symbolic Programming Environment +SPIM Sun Product Information Meeting +SPI Selective Population Inversion +SPI Serial Peripheral Interface +SPITBOL SPeedy ImplemenTation of snoBOL +SPL System Programming Language +SPNI Society for the Protection of Nature in Israel +SPOT Systeme Probatoire pour l'Observation de la Terre +SPR Software Problem Report +SP Shore Patrol +SP Short Play (VHS VCR) +SP Signaling Point +SP Signal Processor +SP Southern Pacific (railroad) [Corporate name] +SPS Self Praise Stinks +SPS Solar Power Satellite [Space] +SPSS Statistical Package for Social Sciences (computer software) +SPS Standby Power System +SP Stack Pointer +SP Standard Play (VHS VCR) +SP Star Patrol +SP System Product (IBM VM) +SPUCDL Serial Peripheral Unit Controller/Data Link, "SPUC/DL" +SPUD Storage Pedestal Upgrade Disk/Drive +SPUR Systech Pluraxial Unplug Repeater +SPU System Processing Unit +SQA Software Quality Assurance +SQC Single-Quantum Coherence +SQC Statistical Quality Control +SQE Signal Quality Error ("heartbeat") +SQLDS Structured Query Language/Data System, "SQL/DS" +SQL Structured Query Language +SQO Some Quantity Of +SQUID Superconducting QUantum Interference Device +SRAM Scratchpad RAM +SRAM Short Range Attack Missile +SRAM Static RAM +SRA Selective Routing Arrangement +SRB Solid (fuel) Rocket Booster [Space] +SRD Secondary Receive Data +SRI Stanford Research Institute (now called SRI International) +SRM Solid Rocket Motor +SRO Standing Room Only +SRP source routing protocol, an IBM specification +SR Sales Representative +SRS Service Repair System +SR Street Regal (KDX) +SRTS Secondary Ready To Send +SSAP Session Service Access Memory +SSA Soaring Society of America +SSA Social Security Administration [U.S. Government] +SSAS Station Signaling and Announcement Subsystem +SSBAM Single-SideBand Amplitude Modulation +SSBBW Super-Sized Big Beautiful Woman +SSBF or SSBBF Soc.Subculture.Bondage-BDSM.Femdom +SSB or SSBB Soc.Subculture.Bondage-BDSM (I prefer just SSB, myself) +SSB Single SideBand +SSCP Subsystem Services Control Point +SSCP System Services Control Point +SSC Safe, Sane, Consensual +SSC Specialized Systems Consultants +SSC Special Services Center +SSD Solid State Disk +SSDU Session Service Data Unit +S second (SI abbrev.), "s" +SSEL Session Service Selector +SSE Software Support Engineer +SSE South-SouthEast +SSFF Showcase Software Factory of the Future +SSF Space Station Fred (er, Freedom) +SSG Staff SerGeant +S Siemens +SSI Small Scale Integration +SSI Solid-State Imager (on Galileo) +SSI Space Services Incorporated [Space] +SSI Space Studies Institute +SSI Supplemental Security Income +S Sleeve +SSME Space Shuttle Main Engine +SSO Satellite Switching Office +S South +SSPC SSP Controller +SSPF Space Station Processing Facility +SSPRU SSP Relay Unit +SSP Signal Switching Point +SSP Sponsor Selective Pricing +SSPS Satellite Solar Power Station [Space] +SSP System Status Panel +SSRMS Space Station Remote Manipulator System +SSR Secondary Surveillance Radar +SSR Soviet Socialist Republic +SS Sales Support +SS Sparc Station +SS Special Services +SSS Soc.Sexuality.Spanking +SSS System Support Specialist +SS Stack Segment +SS Stop Ship +SSTO Single Stage to Orbit [Space] +SST Spectroscopic Survey Telescope +SST Spread-Spectrum Technology +SST SuperSonic Transport +SSTTSS Space-Space-Time-Time-Space-Space network +SSTV Slow Scan TeleVision +S sulphur +S Supplement +SSW South-SouthWest +STAGE Structured Text And Graphics Editor +STARS Software Technology for Adaptable, Reliable Systems +STB Software Technical Bulletin +STC Serving Test Center +STC Supplemental Type Certificate +STC Switching Technical Center +STDM Statistical Time Division Multiplexing +STD Sacrae Theologiae Doctor (doctor of sacred theology) +STD Secondary Transmit Data +STD Sexually Transmitted Disease (replaces VD) +STD State Transition Diagram +STD/STI Sexually Transmitted Disease / .. Infection +STD Subscriber Trunk Dialing [British, and elsewhere; equiv. DDD in USA] +STFU Shut the Freak/Fuck Up +STFU Sir, That's Freakin Ugly +STFW Search The Freaking Web +STILO Scientific and Technical Intelligence Liaison Office +STIS Space Telescope Imaging Spectrometer (to replace FOC and GHRS) +STI Standard Tape Interface +STL St. Louis (Lambert) MO +STN Scientific and Technical information Network +STN SuperTwisted Nematic +STOH Since Top Overhaul (cylinders, etc., but not crankshaft, etc.) +STOL Short TakeOff and Landing +STO Slater Type Orbital +STP Shielded Twisted Pair +STP Signal Transfer Point +STP Software Through Pictures +STP spanning tree protocol, an IEEE 802.1 routing specification +STP Standard Temperature and Pressure (see NTP) +STRPG Star Trek: The Role-Playing Game +STR Spot The Reference +STSCI Space Telescope Science Institute, "STScI" +ST Seagate Technologies +ST Short Ton +STSI Space Telescope Science Institute +STS Sales Technical Support +STS Shared Tenant Service +STS Shuttle Transport System (or) Space Transportation System +STS Space-Time-Space network +ST STart +STTNG Star Trek, The Next Generation +STTNG Star Trek: The Next Generation, "ST:TNG" +STTOS Star Trek: The Old Stuff/The Original Series, "ST:TOS" +STV Single Transferable Vote +STV Space Transfer Vehicle [Space] +SUCCESS SUn Corporate Catalyst Electronic Support Service +SUG Sun User's Group +SUID Set UID +SUM Symantec Utilities for Macintosh +SUNDIAG SUN system DIAGnostics software +SUNET Swedish University NETwork +SUNOCO SUN Oil COmpany [Corporate name] +SUN Stanford University Network +SUNVIEW SUN's Visual / Integrated Environment for Workstations +SUNY State University of New York +SURANET Southeastern Universities Research Association network, "SURAnet" +SURF Sequent Users Resource Forum +SU Set Uid +SUSP System Use Sharing Protocol +SVC Switched Virtual Circuits +SVGA Super VGA +SVID System V Interface Definition +SVP Schematic Verification Program +SVR4 System V Release 4 +SVS Switched Voice Service +SVVS System V Validation Suite +SVVS System V Verification Suite +SWAG silly, wild-assed guess +SWAHBI silly, wild-assed hare-brained idea +SWAN Sun Wide Area Network +SWAS Submillimeter Wave Astronomy Satellite +SWB SouthWestern Bell +SWF ShortWave Fading +SWIFT Society for Worldwide Interbank Financial Transfers +SWM Solbourne Window Manager +SWO Sales Work Order +SW South West +SWS Scientific Workstation Support (at ORNL) +SW SuperWorld +SX SimpleX signaling +SXS Step by (X) Step switching [Telephony] +SYC SYstem Control +SYMPL SYsteMs Programming Language +SYN SYNchronizing segment +SYSGEN SYStem GENeration +T1 1.544Mbps [telephony], one of the basic signalling systems 24x64Kb +T1FE T1 carrier Front End +T1OS T1 carrier OutState, "T1/OS" +T3 44.736 Mbps (eq 28 T1 channels) [Telephony] +TAB Tape Assembly Bonding +TAB Technical Assistance Board +TACCS Tactical Army Combat service support Computer System +TAC Tactical Air Command (see SAC) +TAC Terminal Access Circuit +TAC Terminal Access Controller [ARPAnet/MILNET/DDN] +TAE Transportable Applications Environment +TAFN That's All For Now +TAF That's All Folks +TAG Technical Advisory Group (ISO) +TAL Transatlantic Abort Landing (Shuttle abort plan) +TAM Total Available Market +TANJ There Ain't No Justice +TANSTAAFL There Ain't No Such Thing As A Free Lunch +TAP Telephone Assistance Plan +TAR Tape ARchiver +TASC Technical Assistance Service Center +TASC Telecommunications Alarm Surveillance and Control system +TASI Time Assignment Speech Interpolation system +TAS Telephone Answering Service +TA Teaching Assistant +TA Terminal Adaptor +TA Territorial Army +TA Transfer Allowed +TAT TransAtlantic Telephone +TAT Turn Arround Time +TAU Thousand Astronomical Units [Space] +TBA To Be Announced/Arranged +TBD To Be Designed/Determined +TBH To Be Honest +TBO Time Between Overhaul +TB TuBerculosis +TCAP Transaction Capabilities Applications Port +TCAS T-Carrier Administration System +TCA Terminal Control Area +TCA Terminal Controlled Airspace +TCB Task Control Block +TCB Trusted Computer Base +TCCC Technical Committee on Computer Communications +TCC Trunk Class Code +TCG Test Call Generation +TCM Time Compression Multiplexer +TCM Trellis Coded Modulation +TCPIP Transmission Control Protocol/Internet Protocol, "TCP/IP" +TCP Transmission Control Protocol +TCR Transient Call Record +TCSEC Trusted Computer System Evaluation Criteria (orange book) +TCS Thermal Control System +TCS Traction Control System (to prevent wheel-spin) +TC Teachers College +TC Technical Committee (ISO) +TC Timing Counter +TC Tinned Copper +TC Toll Center +TC Total Color +TCT To Challenge Tomorrow +TCT Toll Connecting Trunk +TDAS Traffic Data Administration System +TDCC Transportation Data Coordinating Committee +TDC Tape Data Controller +TDC Terrestrial Data Circuit +TDD Telecommunications Device for Deaf +TDD Telephone Device for the Deaf +TDE Transition Diagram Editor +TDI Trusted Database Interpretation +TDL Test Description Language +TDMA Time-Division Multiple Access +TDM Time-Division Multiplexing +TDO Table of Denial Orders +TDRSS Tracking and Data Relay Satellite System +TDRS Tracking and Data Relay Satellite [Space] +TDR Time Domain Reflectometer +TD "Top's Disease" +TD TouchDown +TD Transmit Data +TD Treasury Department +TDY Temporary DutY +TEB Teterboro NJ +TECO Tape Editor and COrrector +TECO Text Editor and COrrector +TEC Technology Exchange Company +TEFLON polyTEtraFLuOrethyleNe +TEHO Tail End Hop Off +TELEX TELetypewriter EXchange +TELSAM TELephone Service Attitude Measurement +TEMA Tubilar Exchanger Manufacturers Association +TEMPEST Transient Electro-Magnetic Pulse Emanation STandard +TEMPOL TEtraMethyl-PiperidinOL-oxyl +TEMPONE TEtraMethyl-PiperidinONE-oxyl +TEMPO Technical Military Programming Organization +TEMPO TEtraMethyl-Piperidine-Oxyl +TEM Transmission Electron Microscope +TENS Transcutaneous Electrical Nerve Stimulator +TERM TERMinal +TER Technical Education Resources +TES The Eulenspiegel Society +TES Thermal Emission Spectrometer (on Mars Observer) +TE Terminal Equipment +TE Transverse Electric +TET Test Environment Toolkit +TFC Total Full Color +TFLAP T-carrier Fault-Locating Applications Program +TFP Tops Filing Protocol +TFS Translucent File System +TFS Trunk Forecasting System +TFTB Topping From The Bottom +TFTP Trivial File Transfer Protocol +TFT The Fantasy Trip +TFT Thin Film Transistor +TGC Terminal Group Controller +TGIF Thanks God It's Friday +TGN Trunk Group Number +TG Thieves' Guild +TG TransGendered +TGV Two Guys and a Vax +THF TetraHydroFuran +THIEF THief/This Here Isn't Even Fine +THOR Tandy High-intensity Optical Recording +THOR THermal Optical Recording +THRUSH Technological Hierarchy for the Removal of Undesireables and Subjugation of Humanity +TH Trouble History +THX Tom Holman Xover +TIA Telephone Information Access +TIA Thanks In Advance +TIA Transient Ischemic Attack +TIC TermInfo Compiler +TIC Tongue in Cheek +TID Ter In Die (three times a day) +TIFF Tag(ged) Image File Format +TIGA Texas Instruments Graphics Architecture +TIMTOWTDI There Is More Than One Way To Do It +TINA This Is Not an Acronym +TINA TINA Is Not an Acronym +TINC There Is No Cabal +TIP Team Improvement Program +TIRKS Trunk Integrated Record Keeping System +TIROS Television InfraRed Observation Satellite +TI Texas Instruments [Corporate name] +TI Transport Independent +TKO Technical Knock Out +TK TeleKommunikation +TLA three letter acronym +TLA Three Letter Acronym +TLA Three Letter Acronym +TLB Translation lookaside buffer +TLC Tender Loving Care +TLC Thin-Layer Chromatography +TLDR Too Long, Didn't Read +TLI Transport Level Interface (AT&T stream-based protocol) +TLM Trouble Locating Manual +TLN Trunk Line Network +TLP Transmission Level Point +TL Total Loss +TLTP Trunk Line and Test Panel +TLV Type, Length, Value +TMAC Treasury department's Multiuser Acquisition Contract +TMA Tycho Magnetic Anomaly [movie 2001] +TMDF Trunk Main Distributing Frame +TMIS Telecommunications Management Information System +TMI too much information +TMJ Temporal-Mandibular-Joint (affects opening mouth) +TMMS Telephone Message Management System +TMO Telephone Money Order +TMPTAWWTLO The Missionary Position Twice a Week With the Lights Out +TMP The Morrow Project +TMRC Tech Model Railroad Club [MIT] +TMRC Transportation Modeling Research Center (TMRC {above} alter ego) +TMRS Traffic Measurement and Recording System +TMRS Traffic Metering Remote System +TMR Transient Memory Record +TMSC Tape Mass Storage Control (DEC) +TMS TetraMethylSilane; TriMethylSilyl +TMS Time-Multiplexed Switch +TM TradeMark +TM Transverse Magnetic +TNC Threaded Navy Connector +TNC Threaded Neill Concelman (connector) [electronics] (see also BNC) +TNDS Total Network Data System +TNN Trunk Network Number +TNOP Total Network Operation Plan +TNPC Traffic Network Planning Center +TN Telephone Number +TN Tennessee +TN Transaction Number +TNT The NeWS Toolkit +TNT TriNitroToluene +TN Twisted Nematic +TOCSY TOtal Correlation SpectroscopY +TOC Table Of Contents +TODS Transactions on Database Systems (ACM) +TOD Time-Of-Day +TOMS Total Ozone Mapping Spectrometer +TOMS Transactions on Mathematical Software (ACM) +TOOIS Transactions on Office Information Systems (ACM) +TOPICS Total On-Line Program and Information Control System (NHK) +TOPLAS Transactions on Programming Languages and Systems (ACM) +TOPS Timesharing OPerating System +TOPS Traffic Operator Position System +TOPS Transcendental OPerating System +TOP Technical/Office Protocol +TORES Text ORiented Editing System +TOS Terms Of Service / The Original Series +TOS The Operating System +TOS Transfer Orbit Stage [Space] +TOTBAL There Ought To Be A Law +TO Telegraph Office +TO Turn Over +TOW Tube launched, Optically tracked, Wire guided missile +TOY Time Of Year (clock) +TP0 OSI Transport Protocol Class 0 (Simple Class) +TP4 OSI Transport Protocol Class 4 (Error Detection and Recovery Class) +TPC The Phone Company [movie The President's Analyst) +TPE Total Power Exchange +TPE Twisted Pair Ethernet +TP from TP0 and TP4 (ISO/CCITT Transport Services; like TCP) +TPI Tracks Per Inch +TPMP Total network data system Performance Measurement Plan +TPM Third-Party Maintenance +TPO Traveling Post Office +TPPI Time-Proportional Phase Increment +TPS Technical Publication Software +TPS Technical Publishing Software +TPS TeleProcessing Services +TPS Thermal Protection System +TPS Transactions Per Second +TPTB The Powers That Be +TP Test Plan +TP Third Party +TP Toll Point +TP Transaction Processing +TP Transport Protocol +TPT Twisted Pair Transceiver +TP Twisted Pair +TQC Total Quality Control +TRAC Total Risk Analysis Calculation (SunTrac) +TREAT Trouble Report Evaluation Analysis Tool +TRIB Transfer Rate of Information Bits +TRMTR TRamsMiTteR +TROFF Text RunOFF, text formatter +TROFF Typsetter new ROFF +TRON The Real-time Operating Nucleus +TRON The Realtime Operating system Nucleus +TRR Tip-Ring Reverse +TRR Token Ring Repeater +TRSA Terminal Radar Service Area +TR Test Register +TR Token Ring +TR Transfer Register +TRUSIX TRUSted unIX +TRW Thompson, Ramo, and Woolridge +TSAP Transport Service Access Point +TSCPF Time Switch and Call Processor Frame +TSD Total System Design +TSDU Transport Service Data Unit +TSEL Transport Service Selector +TSE Technical Support Engineer (Sun) +TSI Time Slot Interchanger +TSM Tech Support Manager +TSORT Transmission System Optimum Relief Tool +TSO Technical Standard Order +TSO Time Sharing Option +TSPS Traffic Service Position System +TSP Teleprocessing Services Program +TSP Test SuPervisor +TSP Thrift Savings Plan +TSP Time Synchronization Protocol +TSP Traffic Service Position +TSP TriSodium Phosphate +TSR Terminate and Stay Resident +TSR Test Summary Report +TSR TSR (Fortune 500 Company that manufactures Dungeons & Dragons) +TSS Tethered Satellite System [Space] +TSS Time-Sharing System +TSS Trunk Servicing System +TSST Time-Space-Space-Time network +TS Top Secret +TSTO Two Stage to Orbit [Space] +TS TransSexual +TSTS Time-Space-Time-Space network +TST Time-Space-Time network +TST Traveling-Wave Tube +TTBOMK To The Best Of My Knowledge +TTC Telecommunications Technology Council +TTC Terminating Toll Center +TTD Things To Do +T tera- (SI prefix) +T tesla +TTFN Tah Tah, For Now +TTFN Ta Ta For Now +T Tip +TTL Time To Live +TTL Transistor-Transistor Logic +TTMA Tennessee Tech Microcomputer Association +T tonne(s), "t." +T ton(s), "t." +TTP Telephone Twisted Pair +TTP Trunk Test Panel +T Traveler +T tritium +TTS Trunk Time Switch +TTTN Tandem Tie Trunk Network +TT Trunk Type +TT Tunnels & Trolls, "T&T" +T tun(s), "t." +TTU Tennessee Technological University +T2YL Talk To You Later +T2UL Talk To You Later +TTUL Talk To You Later +TTYC TTY Controller +TTYL Talk To You Later +TTYTT To Tell You The Truth +TTY TeleTYpe(writer) +TUG TeX User's Group +TUNIS Toronto UNIversity System +TUR Traffic Usage Recording +TUR Trunk Utilization Report +TV also stands for TransVestite +TVA Tennessee Valley Authority +TV TeleVision +TVTWM Tom's Virtual TWM +TWA Trans World Airlines +TWG The Wollongong Group +TWIMC To Whom It May Concern +TWM Tab (or Tom's) Window Manager +TW Thieves' World +TWT Traveling Wave Tube +TWX TeletypeWriter eXchange +TXID Transuction Identifier +TX Texas +TX Transmit +TX Transuction +TY Thank You +TYT Take Your Time +TYVM Thank You Very Much +UAB UNIX Appletalk Bridge +UAE Unexpected Application Error +UAE United Arab Emerates +UAF User Authorization File +U&A(&LI) Used and Abuse (and Loving It) +UAPDU User Agent Protocol Data Unit +UARS Upper Atmosphere Research Satellite +UART Universal Asynchronous Receiver and Transmitter +UAR United Arab Republic +UAR User Action Routine +UA United Artists +UA User Agent +UBA UniBus Adapter [DEC] +UBC Universal Bibliographic Control +UBC University of British Columbia +UBM Unpressurized Berthing Mechanism +UCAR University Corporation for Atmospheric Research +UCB University of California at Berkeley +UCC Uniform Commercial Code +UCD Uniform Call Distribution +UCD University of California at Davis +UCI University of California at Irvine +UCLA University of California at Los Angeles +UCL Underwater Sound Laboratory +UCL University College London +UCR University of California at Riverside +UCSB University of California at Santa Barbara +UCSC University of California at Santa Cruz +UCSD University of California at San Diego +UCSF University of California at San Francisco +UC University of CA +UC upper case, "u.c." +UDB Unified DataBase +UDF User Defined Function +UDMH Unsymmetrical DiMethyl Hydrazine +UDP User Datagram Protocol +UDT User Defined Type +UEC User Environment Component +UFO Unidentified Flying Object +UFS Universal File System +UGC Uppsala General Catalog +UG Micro-Grip (HP plotter paper positioner) +UHF Ultra High Frequency (300-3000MHz) +UHF Unrestricted Hartree-Fock +UH Upper Half +UIC User Identification Code +UID User IDentity +UIL User Interface Language +UIMS User Interface Management System +UIP User Interface Program +UITP Universal Information Transport Plan +UIT Ultraviolet Imaging Telescope (Astro package) +UIUC University of Illinois at Urbana-Champaign +UI Unix International +UI User Interface +UKST United Kingdom Schmidt Telescope +UK United Kingdom +ULANA Unified Local-Area Network Architecture +UL Underwriters Laboratory +UMA Upper Memory Area +UMB Upper Memory Blocks +UMT Universal Military Training +UNCLE United Network Command for Law Enforcement +UNESCO United Nations Educational, Scientific, & Cultural Organization +UNICEF United Nations International Children's Emergency Fund (now UN Child. Fund) +UNICS UNiplex Information Computer Services +UNISTAR UNIversal Single call Telecommunications Answering & Repair +UNIVAC UNIversal Automatic Computer +UNIX not an acronym at all. Was a pun on MIT's MULTICS. +UNMA Unified Network Management Architecture +UNO United Nations Organization +UN United Nations +UPC Universal Product Code +UPDS Uninterruptible Power Distribution System +UPI United Press International [Corporate name] +UPN Umgekehrte Polnische Notation (RPN) +UPS Uninterruptible Power Supply +UPS United Parcel Service [Corporate name] +UP Union Pacific (railroad) [Corporate name] +UP Upper Peninsula (of Michigan) +U (representing the greek mu) - micro, "u" +UREP UNIX-RSCS Emulation Program (BITNET software for UNIX) +UR University of Rochester +USAC United States Answer Center +USAC United States Auto Club +USAC US Answer Center (Sun Hotline) +USAFA United States Air Force Academy (in Colorado Springs) +USAF United States Air Force +USAN University Satellite Network +USART Universal Synchronous Asynchronous Receiver/Transmitter +USA Union of South Africa +USA United States Army +USA United States of America +USB Upper Side Band +USCA United States Code, Annotated +USCG United States Coast Guard +USC University of Southern California +USDA United States Department of Agriculture +USD Underwriters Safety Device +USENET USErs' NETwork +USES United States Employment Service +USFL United States Football League +USGS United States Geological Survey +USG Unix Support Group +USHGA United States Hang Gliding Association +USIA United States Information Agency +USITA United States Independent Telephone Association +USL Unix System Laboratories +USMC United States Marine Corps +USMP United States Microgravity Payload +USM United States Mail +USN United States Navy +USOC Universal Service Order Code +USO United Service Organizations +USO Universal Service Order +USO Unix Software Operation +USPS United States Postal Service +USPTO United States Patent and Trademark Office +USP United States Pharmacopeia +USP Universal Sampling Plan +USRT Universal Synchronous Receiver/Transmitter +USR User Service Routines +USSR Union of Soviet Socialist Republics +USSS User Services and Systems Support +USS United States Ship +US United States (of America) +USV Unterbrechungsfreie StromVersorgung +USW Und So Weiter +UTC Universal Coordinated Time +UTE Union Technique de i"Electricite" +UTP Unshielded Twisted Pair +UTQGS Uniform Tire Quality Grading System +UTR UpTime Ratio +UTSL use the source, Luke +UT Universal Time +UT University of Tennessee +UT University of Texas +UT UTah +UUCICO Unix to Unix Copy Incoming Copy Outgoing +UUCP Unix-to-Unix CoPy +UUG Unix User Group +U unified atomic mass unit, "u" +U Universe +U uranium +UUT Unit Under Test +UVS UltraViolet Spectrometer +UV UltraViolet +UWCSA University of Washington Computer Science Affiliates +UWS Ultrix Workstation Software +UW UnderWriter +UW University of Wisconsin +VABIS Vagn Aktie Bolaget i Soedertaelje (Swedish truck company) +VAB Value Added Business +VAB Vehicle Assembly Building (formerly Vertical Assembly Building) +VAC Volts of Alternating Current +VADS Verdix Ada Development System +VAD Value Added Dealer +VAFB Vandenberg Air Force Base +VANS Value-Added Network Services +VAN Value-Added Network (e.g. Tymnet, Telenet, etc) +VAP Value-Added Process +VAR Value-Added Remarketer/Reseller +VASCAR Visual Average Speed Computer And Recorder +VASI Visual Approach Slope Indicator +VAST Virtual Archive Storage Technology +VAT Value Added Tax +VA Veterans Administration +VA Virginia +VAV Value Application Venders +VAXBI VAX Bus Interconnect +VAX Virtual Address eXtended +VBG Very Big Grin +VB Valence Bond +VB Venture Business +VCCI Volantary Control Council for Intersive +VCM Voice Coil Motor +VCO Voltage Controlled Oscillator +VCPI Virtual Control Program Interface +VCR VideoCassette Recorder +VCS Virtual Circuit System +VCU Virginia Commonwealth University +VC Virtual Circuit +VDC Volts of Direct Current +VDE Verband Deutscher Electrotechniker +VDFM Virtual Disk File Manager +VDI Virtual Device Interface +VDM Vienna Development Method +VDM Virtual Device Metafile +VDS Virtual DMA Services +VDT Video Display Terminal +VD Venereal Disease (see also STD) +VEEGA Venus-Earth-Earth Gravity Assist (Galileo flight path) +VEG very evil grin +VESA Video Electronics Standards Association +VEU Volume End User +VE Value Engineering +VEX Video Extension to X +VFEA VMEbus Futurebus+ Extended Architecture +V fiVe +VFO Variable Frequency Oscillator +VFR Visual Flight Rules +VFS Virtual File System +VF Video Frequency +VF Voice Frequency +VFW Veterans of Foreign Wars +VFW Volunteer Fire Department +VFY VeriFY +VGA Video Graphics Array/Accelerator +VGF Voice Grade Facility +VGI Virtual Graphics Interface +VG Very Good +VG Vicar-General +VHDL Vhsic Hardware Description Language +VHD Video High Density +VHF Very High Frequency (30-300MHz) +VHSIC Very High Speed Integrated Circuit +VHS Video Home System (VCR) +VIABLE Vertical Installation Automation BaseLinE +VIC V.35 Interface Cable +VIFRED VIsual FoRms EDitor +VILE VI-Like Emacs +VINES VIrtual NEtwork Software +VINE Vine Is Not Emacs +VIP Very Important Person +VISTA Volunteers In Service To America +VITA Vme International Trade Association +VIU Voiceband Interface Unit +VI VIsual editor +VJ Video Jockey +VLA Very Large Array radio telescope in Arizona or New Mexico +VLBA Very Long Baseline Array +VLBI Very Long Baseline Interferometry +VLF Very Low Frequency (3-30KHz) +VLIW Very Long Instruction Word +VLSI Very Large Scale Integration +VLT Very Large Telescope +VL Vulgar Latin +VMCF Virtual Machine Communications Facility +VMCMS Virtual Machine/Conversational Monitor System, "VM/CMS" +VMC Visual Meteorological Conditions +VME Versabus Module Europe +VME Versa Modular Europa +VME Virtual Machine Environment +VMM Virtual Memory Manager +VMOS Vertical Metal Oxide Semiconductor (V-MOS) (see MOS) +VMRS Voice Message Relay System +VMR Vertical Market Reseller +VMR Volt-Meter Reverse +VMSP Virtual Machine/System Product, "VM/SP" +VMS Vertical Motion Simulator +VMS Virtual Memory operating System +VMS Virtual Memory System +VMS Voice Mail System +VMS Voice Management System +VMTP Versatile Message Transaction Protocol +VM Virtual Machine +VM Virtual Memory +VNF Virtual Network Feature +VNLF Via Net Loss Factor +VNL Via Net Loss plan +VNY Van Nuys CA +VOA Voice Of America +VOA Volunteers Of American +VODAS Voice Over Data Access Station +VOIR Venus Orbiting Imaging Radar (superseded by VRM) +VOIS Voice-Operated Information System +VOQ Visiting Officer's Quarters +VORT Very Ordinary Rendering Toolkit +VOR VHF Omnidirectional Range +VPF Vertical Processing Facility +VPISU Virginia Polytechnic Institute and State University, "VPI&SU" +VPN Virtual Private Network +VP View Processor +VP Virtual President +VRAM Video-RAM +VRC Vertical Redundancy Character +VRM Venus Radar Mapper (now called Magellan) +VRM Virtual Resource Manager +VRM Voice Recognition Module +VROOMM Virtual Realtime Object Oriented Memory Manager +VRS Voice Response System +VR Variety Reduction +VSAM Virtual Sequential Access Method +VSAM Virtual Storage Access Method +VSAT Very Small Aperture Terminal, satellite dish +VSA Virtual Server Architecture +VSB Vestigial SideBand modulation +VSE Virtual Storage Extended +VSP Vector/Scalar Processor +VSR Voice Storage and Retrieval +VSSP Voice Switch Signaling Point +VSS Voice Storage System +VS VAXStation +VSX X/open Verification Suite +VTAM Virtual Telecommunications Access Method [IBM] +VTI Virtual Terminal Interface +VTOC Volume Table Of Contents +VTOL Vertical TakeOff and Landing +VTP Virtual Terminal Protocol +VTR VideoTape Recorder +VTS Video Teleconferencing System +VTS Virtual Terminal Service +VT Virtual Terminal +VUIT Visual User Interface Tool +VUP Vax Unit of Performance +VU Volume Unit +V vanadium +V Vergeltungswaffe (reprisal weapon: V1, V2) +V version, "v" +V versus, "v." +V volt(s) +VVSS Vertical Volute Spring Suspension +VV Villains & Vigilantes, "V&V" +VWS VAX Workstation Software +VXI VMEbus Extension for Instrumentation +WAC Womens Air Corps +WADS Wide Area Data Service +WAG Wild-Assed Guess +WAIS Wide Area Information Server +WAN Wide Area Network +WAP Wissenschaftliche ArbeitsPlatzrechner +WAP Work Assignment Procedure +WARC World Administrative Conference +WATFOR WATerloo FORtran +WATSUP WATfor Student Utility Program +WATS Wide Area Telephone Service +WA Washington +WA Western Australia +WBC White Blood Cells +WBS Wednesday Business School +WBS Work Breakdown Structure +WB Water Ballast +WB WayBill +WB Welcome Back +WCL Widget Creation Library +WCPC Wire Center Planning Center +WCS Writable Control Store (VAX) +WCTU Women's Christian Temperance Union +WC Water Closet +WC Wire Center +WC Without Charge +WDC Washington, District of Columbia +WDC Work Distribution Chart +WDM wavelength-division multiplexing, for optical fibre, ultra-gigabit +WDT Watch Dog Timer +WD White Dwarf +WD Working Draft +W/E Whatever +WELL Whole Earth 'Lectronic Link +WFM Works For Me +WFPCII Replacement for WFPC +WFPC Wide Field / Planetary Camera (on HST) +WF Work Factor method +WGS WorkGroup System (AT&T's 386 PC) +WG Working Group +WHBL World Home Bible League +WHOI Woods Hole Oceanographic Institution +WHO World Health Organization +WHSE Warehouse +WHSGNASBN We Have Some Good News And Some Bad News +WH WarHammer +Wiitwd(h) What it is that we do (here) +WINS Wollongong Integrated Networking Solutions +WIN WIssenschaftsNetz +WIP Work-In-Process +WIS WWMCCS Information System +WITS Washington Interagency Telecommunications System +WI Wisconsin +WIYN Wisconsin / Indiana / Yale / NOAO telescope +WKS Well Known Services +WLN Wiswesser Line Notation +WMF Windows MetaFile +WMO World Meteorological Organization +WMSCR Weather Message Switching Center Replacement +WM Work Manager +WNIM Wide area Network Interface Module +WNN Watashi no Namae ha Nakajima desu. (Kana-Kanji henkan), "Wnn" +WOA Work Of Art +WOB Waste Of Bandwidth +WOMBAT Waste Of Money, Brains, And Time +WOPR War Operations Planned Response (from "Wargames" movie) +WORM Write Once, Read Many time +WOSA Windows Open System Architecture +WO Write Only +WOW Worlds of Wonder +WPS Word Processing Software +WP Word Processing +WP Working Paper +WRT Whitewater Resource Toolkit +WRT With Respect/Regard To +WSD Work Station Division +WSI Wafer Scale Integration +WSJ Wall Street Journal +WSMR White Sands Missile Range +WSN Wirth Syntax Notation +WSP Work Simplification Program +WS Water Sports (see GS) +WS Work Sampling +WS Work Station +WSW West-SouthWest +WTF What The Fuck +WTF {what,where,who,why} The Fuck +WTH {what,where,who,why} The Hell +WTR Western Test Range +WUPPE Wisconsin Ultraviolet PhotoPolarimter Experiment (Astro package) +WU Washington University +WU Western Union +WV West Virginia +WW2 World War II +W Wales/Welsh +W watt +W Wednesday, "W." +W week(s), "w." +W West +WWFO World Wide Field Operations +W Width +WWII World War II +WWI World War I +WWMCCS World-Wide Military Command and Control System +W wofram (tungsten) +WWOPS World-Wide Operations +WW World War +WYSIWIS What You See Is What I See +WYSIWYG What You See Is What You Get +WY Wyoming +X25 CCITT recommendation for packet switched networks DTE interfacing, "X.25" +XA eXtended Architecture (31-bit addressing in IBM machines) +XBT X-Bar Tandem +XB X-Bar +XCF eXperimental Computing Facility +XCMOS eXtended CMOS +XD eX (without) Dividend +XDMCP X Display Manager Control Protocol +XDR eXternal Data Representation +XD without Dividend +XFER transFER (the X is for trans) +XFE X-Front End +XGA eXtended Graphics Adapter +XGMC Xiphias Gladius Memorial Clique +XID eXchange IDentification +XIE X Imaging Extension +XIM X Input Method +XINU Xinu Is Not UNIX +XL eXtra Large +XLFD X Logical Font Description +XMI eXtended Memory Interconnect (DEC) +XMM X-ray Multi Mirror +XMS eXtended Memory Specification +XMS eXtended Multiprocessor operating System +XMTR transMiTteR (the X is for trans) +XNS Xerox Network Services/Systems/Standard +XO eXecutive Officer +XOR eXclusive OR (logical function) +XPG2 X/Open Portability Guide Release-2 +XPG3 X/Open Portability Guide Release-3 +XPG X/Open Portability Guide +XP Jesus Christ (from the first two letters of "Christ" written in Greek) +XPORT transPORT (the X is for trans) +XRM X Resource Manager +XSECT cross SECTion (the X is for cross) +XTAL crysTAL (another version of x for crys, see XMTR) +XTAL crysTAL (the X is for crys) +XTC eXternal Transmit Clock +XT eXtended Technology +XT X.11 Toolkit, "Xt" +XUI X-windows User Interface +XUV eXtreme UltraViolet +XVIEW X window system-based Visual/Integrated Environment for Workstations +XWSDS X Window System Display Station +YACC Yet Another Compiler Compiler +YAFIYGI You Asked For It, You Got It +YA Yet Another +YB YearBook +YHBT you have been trolled +YHL you have lost +YKINMK Your Kink Is Not My Kink +YKINOK Your Kink Is Not Okay +YKIOK,IJNMK Your Kink is OK, It's Just Not My Kink +YKWIM you know what I mean +YMBJ You Must Be Joking +YMCA Young Mens Christian Association +YMHA Young Mens Hebrew Association +YMMV your mileage may vary +YMMV Your Mileage May Vary +YOB Year Of Birth +YPVS Yamaha Power Valve System +YP Yellow Pages +YRS Ysgarth Rules System +YSO Young Stellar Object +YST Yukon Standard Time +YTD Year To Date +YT Yukon Territory +YT Yukon Time +YWCA Young Womens Christian Association +YWHA Young Womens Hebrew Association +YW You're Welcome +Y year, "y." +Y yen +Y yttrium +YY Year +ZBB Zero Base Budgeting +ZBR Zone Bit Recording +ZB Zero Beat +ZD Zero Defect +ZETA Zero Energy Thermonuclear Assembly +ZFS Zero-Field Splitting +ZGS Zero Gradient Synchrotron +ZG Zero Gravity +ZIB Konrad-Zuse-Zentrum fuer Informationstechnik Berlin +ZIF Zero Insertion Force +ZIP Zig-zag Inline Pin +ZIP Zone Improvement Plan (post office code) +ZIP Zone Information Protocol +ZI Zonal Index +ZK barrage balloon (navy symbol) +ZMRI Zinc Metals Research Institute +ZPG Zero Population Growth +ZPRSN Zurich Provisional Relative Sunspot Number +ZQC Zero-Quantum Coherence +ZST Zone Standard Time +ZT Zone Time +ZWEI Zwei Was Eine Initially +Z Zenith +Z Zero +ZZF Zentralamt zur Zulassung von Fernmeldeeinrichtungen