省份英语-meto
ZT: ++
英文聊天用语及缩略语大全
++
fr: /viewthread ... &extra=page%3D1
2B or not 2B To Be Or Not
To Be
4ever Forever
A/S/L Age/Sex/Location
AFAIC As Far As I'm Concerned
AFAIK As Far As I Know
AFK
Away From Keyboard
AIAMU And I'm A
Monkey's Uncle
AISI As I See It
AKA Also Known As
AMBW All
My Best Wishes
ANFAWFOWS And Now For A
Word Word From Our Web Sponsor
AOTS All
Of The Sudden
ASAFP As Soon As
ASAP As Soon As Possible
ATST At The Same Time
AWGTHTGTTA Are We Going To Have To Go
Through This Again
AWGTHTGTTSA Are We
Going To Have To Go Through This Sh Again
AYSOS Are You Stupid Or Something
B4 Before
B4N
Bye For Now
BBFBBM Body By Fisher,
Brains by Mattel
BBIAB Be Back In A Bit
BBIAF Be Back In A Few
BBL
Be Back Later
BBN Bye Bye Now
BCNU Be Seein' You
BFD Big
Fing Deal
BFN Bye For Now
BHOF Bald Headed Old Fart
BIF Basis In Fact
BITD Back
In The Day
BM Byte Me
BMOTA
Byte Me On The Ass
BNF Big Name Fan
BOHICA Bend Over Here It Comes Again
BR Bathroom
BRB Be Right
Back
BRT Be Right There
BS
Big Smile
BT Byte This
BTDT
Been There Done That
BTSOOM Beats The
Sh Out Of Me
BTW By The Way
BTWBO Be There With Bells On
BWDIK But What Do I Know?
BWO Black, White or Other
CIAO Goodbye (in Italian)
CID Consider It Done
CIO
Check It Out
CIS CompuServe Information
Service
CMF Count My Fingers
Cof$$ Church of Scientology
CRAFT Can't Remember a Fing Thing
CRAWS Can't Remember Anything Worth A
Sh
CSL Can't Stop Laughing
CTC Choaking The Chicken
CUL8R See You Later
CWYL
Chat With You Later
CYA Cover Your Ass
CYL See You Later
DBEYR Don't Believe Everything You Read
DD Due Diligence
DDD Direct
Distance Dial
DETI Don't Even Think It
DGT Don't Go There
DHYB
Don't Hold Your Breath
DILLIGAD Do I
Look Like I Give A damn
DILLIGAS Do I
Look Like I Give A Sh
DKDC Don't Know
Don't Care
DLTM Don't Lie To Me
DQYDJ Don't Quit You're Day Job
DRIB Don't Read If Busy
DYSTSOTT Did You See The Size Of That
Thing
EG Evil Grin
EOM End Of Message
ESO
Equipment Smarter than Operator
F2F Face-to-Face
FBKS
Failure Between Keyboard and Seat
FE
Fatal Error
FF&PN Fresh Fields and
Pastures New
FO F Off
FOAF
Friend Of A Friend
FTASB Faster Than A
Speeding Bullet
FTL Faster Than Light
FTTB For The Time Being
FUBAR Fed Up Beyond All Recognition
FUBB Fed Up Beyond Belief
FUD (Spreading) Fear, Uncertainty, and
Disinformation
FWIW For What It's Worth
FYA For Your Amusement
FYI
For Your Information
FYM For Your
Misinformation
GAL Get A
Life
GG Good Game or Gotta Go
GIGO Garbage In, Garbage Out
GIWIST Gee, I Wish I'd Said That
GL Good Luck
GLYASDI God
Loves You And So Do I
GMTA Great Minds
Think Alike
GNBLFY Got Nothing But Love
For You
GR&D Grinning Running And
Ducking
GR8 Great
GRRRR
GSOAS Go Sit On A Snake
GTG
Got To Go
GTGB Got To Go, Bye
GTGP Got To Go Pee
GTH Go To
Hell
GTSY Glad To See Ya
GYPO Get Your Pants Off
HAGO Have A Good One
HAK
Hugs And Kisses
HB Hurry Back
HD Hold
HHO1/2K Ha Ha, Only
Half Kidding
HHOK Ha Ha, Only Kidding
HIOOC Help! I'm Out of Coffee
HTH Hope This (That) Helps
HUA Heads Up Ace
HUYA Head
Up Your A
IAC In Any Case
IAE In Any Event
IANAC I Am
Not A Crook
IANAL I Am Not A Lawyer
IBT In Between Technology
IBTD I Beg To Differ
IC In
Character
IDGAF I Don't Give A F
IDGI I Don't Get It
IDK I
Don't Know
IDKY I Don't Know You
IDST I Didn't Say That
IDTS
I Don't Think So
IFAB I Found A Bug
IFU I Fed Up
IGGP I Gotta Go
Pee
IIIO Intel Inside, Idiot Outside
IIMAD If It Makes An(y) Difference
IIRC If I Remember Correctly
IIWM If It Were Me
ILICISCOMK I Laughed, I Cried, I
Spat/Spilt Coffee/Crumbs/Coke
On My
Keyboard
ILY I Love You
IMHO
In My Humble Opinion
IMNSHO In My Not
So Humble Opinion
IMO In My Opinion
INMP It's Not My Problem
INPO In No Particular Order
IOH I'm Outta Here
IOW In
Other Words
IRL In Real Life
ISS I Said So
ITM In The
Money
IYKWIM If You Know What I Mean
IYSS If You Say So
J/C Just Checking
J/K Just
Kidding!
J/W Just Wondering
JAFO Just Another Fing Onlooker
KFY Kiss For You
KISS Keep
It Simple Stupid
KIT Keep In Touch
KMA Kiss My Ass
KWIM Know
What I Mean
KYPO Keep Your Pants On
L8R Later
LD
Long Distance
LDTTWA Let's Do The Time
Warp Again
LLTA Lots And Lots Of
Thunderous Applause
LMAO Laughing My
Ass Off
LMK Let Me Know
LOL
Laughing Out Loud -or- Lots of Luck (or Love)
LTIC Laughing 'Til I Cry
LTNS Long Time No See
LYL
Love Ya Lots
LYLAS Love You Like A
Sister
MHOTY My Hat's Off
To You
MM Market Maker
MorF
Male or Female?
MOTD Message Of The Day
MOTSS Members Of The Same Sex
MTFBWY May The Force Be With You
MWBRL More Will Be Revealed Later
MYOB Mind Your Own Business
NAK Nursing At Keyboard
NAZ
Name, Address, Zip (also means Nasdaq)
NBD No Big Deal
NBIF No
Basis In Fact
NFI No Fing Idea
NFW No Fing Way
NIFOC Nude
In Front Of The Computer
NM Never Mind
NMP Not My Problem
NOYB None
Of Your Business
NP No Problem
NQOCD Not Quite Our Class Dear
NRG Energy
NRN No Reply
Necessary
NYCFS New York City Finger
Saluet
OAUS On An Unrelated
Subject
OBTW Oh By The Way
OIC Oh, I see
OMDB Over My
Dead Body
OMG Oh My Gosh
OMIK Open Mouth, Insert Keyboard
ONNA Oh No, Not Again
OOC
Out Of Character
OOTB Out Of The Box
-or- Out Of The Blue
OT Off Topic
OTOH On the Other Hand
OWTTE
Or Words To That Effect
OZ stands for
PEBCAK Problem Exists
Between Chair And Keyboard
PIMP Peeing
In My Pants
PITA Pain In The Ass
PLS Please
PMFJI Pardon Me
For Jumping In
PO Piss Off
POV Point of View
RBTL Read Between The Lines
RL Real Life
RLF Real Life
Friend
RMLB Read My Lips Baby
RMMM Read My Mail Man!
RN
Right Now!
ROTFL Rolling On The Floor
Laughing
ROTFLMAO Rolling On The Floor
Laughing My Ass Off
ROTM Right On The
Money
RSN Real Soon Now
RTFM
Read The Fing Manual
RTK Return To
Keyboard
RTM Read The Manual
RU Are You?
SBTA
Sorry, Being Thick Again
SH Sh Happens
SITD Still In The Dark
SNAFU
Situation Normal, All Fed Up
SOL Sh Out
of Luck
SorG Straight or Gay?
SSDD Same Sh Different Day
STFU Shut The F Up
STM Spank
The Monkey
STYS Speak To You Soon
SUYF Shut Up You Fool
SWAG
Scientific Wild Ass Guess
SWAK Sent (or
Sealed) With A Kiss
SWDYT So What Do
You Think?
TAH Take A Hike
TANSTAAFL There Ain't No Such Thing As
A Free Lunch
TARFU Things Are Really
Fed Up
TDTM Talk Dirty To Me
TEOTWAWKI The End Of The World As We
Know It
TFN Thanks For Nothin'
THX or TX or THKS Thanks
TIA
Thanks In Advance
TIAIL Think I Am In
Love
TIC Tongue In Cheek
TLA
Three Letter Acronym
TLGO The List Goes
On
TM Trust Me
TMI Too Much
Information
TMTOWTDI There's More Than
One Way To Do It
TPTB The Powers That
Be
TSR Totally Stuck in RAM
TTFN Ta Ta For Now
TTT
That's The Ticket -or- To The Top
TTYL
Talk To You Later
TWHAB This Won't Hurt
A Bit
TY Thank You
TYVM
Thank You Very Much
unPC
unPolitically Correct
URYY4M You Are
Too Wise For Me
VFM values
For Money
WAG Wild Ass Guess
WAI What An Idiot
WB Welcome
Back
WCA Who Cares Anyway
WDYS What Did You Say?
WDYT
What Do You Think?
WE Whatever
WEG Wicked Evil Grin
WG
Wicked Grin
WGAFF Who Gives A Flying F
WIIFM What's In It For Me?
WIT Wordsmith In Training
WITFITS What in the F is this Sh
WOG Wise Old Guy
WRT With
Regard To
WTF What The F
WTG
Way To Go!
WTSDS Where The Sun Don't
Shine
WYP What's Your Problem?
WYRN What's Your Real Name?
WYS Whatever You Say
WYSIWYG
What You See Is What You Get
WYT
Whatever You Think
YA Yet
Another
YA yaya Yet Another Ya-Ya (as
in yo-yo)
YAFIYGI You Asked For It You
Got It
YDKM You Don't Know Me
YGBK You Gotta Be Kiddin'
YMMV Your Mileage May Vary
YNK You Never Know
YOYO
You're On Your Own
YR Yeah Right
YSYD Yeah, Sure You Do
YTTT
You Telling The Truth?
YYSSW Yeah Yeah
Sure Sure Whatever
more abbr.
缩
略
语
辞
典
Acronym Dictionary
2D
2-Dimensional
3D
3-Dimensional
3M
Minnesota Mining and Manufacturing
4GL
Fourth Generation Language
4H
Head, Heart, Hands, Health
4WD
Four wheel Drive (see also
FWD)
A
Aftermath
AA
Affirmative Action committee
AA
Alcoholics Anonymous
AA
Antiaircraft Artillery
AA
Associate in Accounting
A&A
Astronomy and Astrophysics
[Space]
AA
Automobile Association
[England]
AAA
American Automobile
Association
AAAL
American
Academy of Arts and Letters
AAAS
American Association for the
Advancement of Science
AAII
American Association of Individual
Investors
AAMSI
American
Association for Medical Systems Informatics
AAO
Anglo-Australian
Observatory [Space]
AAP
Affirmative
Action Program
AARC
Anglo-
American Cataloging Rules
AARN
Australian Academic Research Network
[Networking]
AARP
American
Association of Retired Persons
AAS
American Astronomical Society [Space]
AAVSO
American Association of
Variable Star Observers [Space]
AB
ABle seaman
ABA
American Bar
Association
ABA
American
Basketball Association
ABA
American
Booksellers Association
ABBR
ABBReviation
ABC
American Broadcasting Company
[Corporate name]
AC
Alternating
Current (ac, see also DC)
AC
Ante Christum (before Christ)
AC
Ante Cibum (before meals)
ACAA
Agricultural Conservation
and Adjustment Administration
ACAWS
Advisory, Caution, And Warning System
ACBL
American Contract Bridge
League
ACC
Argonne Code Center
ACCS
Army Command and Control
System
ACD
Automatic Call Distributor
[Telephony]
ACE
Advanced
Composition Explorer [Space]
ACE
Advanced Computing Environments
[Corporate name]
ACE
Automatic
Calibration and Equalization
ACHEFT
Automated ClearingHouse Electronic
Funds Transfer
ACK
ACKnowledge
ACL
Advanced Cmos Logic
ACLU
American Civil Liberties
Union
ACM
Association for Computing
Machinery
ACRV
Assured Crew
Return Vehicle (or) Astronaut Crew Rescue Vehicle
[Space]
ACS
Advanced Communications
System
ACSE
Association Control
Service Entity (ISO/CCITT layer 7)
ACT
Action for Children's Television (in
Cambridge, MA)
ACT
American
Conservatory Theater
ACTS
Advanced
Communications Technology Satellite
ACTS
Automatic Coin Telephone
Service [Telephony]
ACU
Alarm Control
Unit
ACU
Automatic Call Unit
[Telephony]
ACW
Alternating
Continuous Waves
AD
After Date
A/D
Analog to Digital
converter (see ADC)
AD
Anno Domini
(in the year of our Lord)
AD
Application Development
ADAP
Alzheimer's disease-associated protein
ADAP
American Discount Auto
Parts [Corporate name]
ADB
A DeBugger
ADB
Apple Desktop Bus
ADC
Analog to Digital
Converter
ADCI
Automatic
Display Call Indicator
AD&D
Advanced Dungeons & Dragons
ADF
Automatic Direction Finder
ADM
ADMiral
ADP
Adenosine Di-Phosphate
ADP
Administrative Data Processing
ADP
Advanced Data Processing
ADPCM
Pulse Code Modulation with
Adaptive Quantization
ADS
Application
Development System
ADSR
Attack Decay
Sustain Release
ADT
Abstract Data
Type
ADT
Atlantic Daylight Time
AE
Application Execution
AEA
American Electronics
Association
AEC
Atomic Energy
Commission
AEF
American
Expeditionary Force (see BEF)
AEGIS
Advanced Electronic Guidance and
Instrumentation System
AF
Adventures in
Fantasy
AF
Air Force
AF
Audio Frequency
AFADS
Automatic Force Adjustment Data System
AFATDS
Advanced
Field Artillery Tactical Data System
AFB
Air Force Base
AFC
American Football
Conference
AFC
Automatic
Flight Control
AFC
Automatic
Frequency Control
AFCAC
Air Force
Computer Acquisition Center
AFCC
Air Force Communications Command
AFGE
American Federation of
Government Employees
AFIPS
American
Federation of Information Processing Societies
AFL
American Federation of
Labor
AFL
American Football League
AFLCIO
American Federation of
Labor and Congress of Industrial Organizations
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
AFTRA
American Federation of
Television and Radio Artists
AG
Adjutant General
AG
Arcade Game
AG
Attorney
General
AGCT
Army General
Classification Test
AGN
Active
Galactic Nucleus [Space]
AHL
American Hockey League
AHQ
Air HeadQuarters
AI
Artificial Intelligence
AIAA
American Institute of Aeronautics and
Astronautics [Space]
AIC
Automatic
Intercept Center
AID
Agency for International Development
AIDDE
Ames' Interactive Dynamic
Display Editor
AIDS
Acquired
ImmunoDeficiency Syndrome
AIOD
Automatic Identification Outward
Dialing
AIS
Automatic
Intercept System
AIX
Advanced
Interactive eXecutive (IBM's name for UNIX)
AJ
Astronomical Journal
[Space]
AK
Alaska
AKA
Also Known As
AL
Alabama [US state postal designation]
AL
American League (baseball)
ALA
American Library
Association
ALA
Automobile
Legal Association
ALBM
Air-to-Land
Ballistic Missile
ALC
Automatic
Load Control
ALGOL
ALGOrithmic
Language
ALIT
Automatic Line Insulation
Testing [Telephony]
ALPO
Association
of Lunar and Planetary Observers [Space]
ALS
Advanced Launch System
[Space]
ALU
Arithmetic Logic Unit
A&M
Agricultural and
Mechanical
AM
Amplitude Modulation
AM
Ante Meridiem (before
noon)
AMA
American Medical
Association
AMA
Automatic
Message Accounting [Telephony]
AMARC
Automatic Message Accounting Recording
Center
AMBA
Association
of Master of Business Administration
AMC
Albany Medical College
AMC
American Motors
Corporation(?) [Corporate name]
AMC
Appalachian Mountain Club
AMD
Advanced Micro Devices
[Corporate name]
AMEX
AMerican
EXpress [Corporate name]
AMI
Alternate Mark Inversion (see also NRZ,
NRZI, B8ZS)
AMORC
Ancient
Mystic Order Rosae Crucis
AMP
Adenosine MonoPhosphate
AMPAS
Academy of Motion Picture
Arts and Sciences
AMPAS
Acedemy of
Motion Picture Arts and Sciences
AMRAAM
Advanced Medium Range Air-To-Air
Missile
AMROC
American Rocket Company
[Space]
AMSAT
radio AMateur SATellite
corp.
AMU
Atomic Mass Unit
AMVET
AMerican VETeran
ANA
American Nurses
Association
ANAC
Automatic
Number Announcemnt Circuit [Telephony]
ANC
All Number Calling
[Telephony]
ANC
Army Nurse
Corps
ANDF
Architecture-Neural
Distribution Format
ANF
Automatic
Number Forwarding [Telephony]
ANG
Air National Guard
ANI
Automatic Number Identification (see
also: CLID) [Telephony]
ANL
Argonne National Laboratory
ANOVA
ANalysis Of VAriance
ANPA
American Newspaper
Publishers Association
ANSI
American National Standards Institute
ANZUS
Australia, New Zealand,
United States
AO
Account Of
AOA
Abort Once Around [NASA,
Shuttle]
AOA
Abort Once Around (Shuttle
abort plan) [Space]
AOL
Absent Over
Leave (see AWOL)
AOS
Academic
Operating System
AOS
Alternate
Operator Service [Telephony]
A/P
Accounts Payable
AP
Additional Premium
AP
All Points
AP
Associated
Press [Corporate name]
APA
All Points
Addressable
APA
American
Psychological Association
APB
All Points Bulletin
APDA
Apple Programmers and Developers
Association
API
Application
Programming Interface
APICS
American Production and Inventory
Control Society
Ap.J
Astrophysical
Journal [Space]
APL
A Programming
Language
APL
acute promyelocytic
leukemia [Disease]
APO
Alpha Phi
Omega, service fraternity
APO
Army Post Office
APP
Applications Portability Profile
APPC
Advanced Peer-to-Peer
Communications
APR
Annual
Percentage Rate (as in loan interest)
APSE
Ada Programming Support
Environment
APU
Auxiliary
Power Unit [Space]
AQ
Accumulator-
Quotient register
A/R
Accounts
Receivable
AR
Address Register
AR
Arkansas
ARC
AIDS-related complex
ARC
American Red Cross
ARC
Ames Research Center (NASA) [Space]
ARCNET
Attached Resource Computer
local area NETwork
ARO
After Receipt
of Order
ARP
Address Resolution
Protocol
ARPA
Advanced Research Projects
Agency (of the DoD, see DARPA)
ARPANET
ARPA (q.v.) NETwork
ARRL
Amateur Radio
Relay League
ARV
American
Revised Version
AS
Anglo-Saxon
ASA
Acetyl Salicylic Acid
ASAP
As Soon As Possible
ASC
Accredited Standards
Committee
ASCAP
American
Society of Composers, Authors, and Publishers
ASCC
Automatic Sequence-
Controlled Calculator
ASCII
American Standard Code for Information
Interchange
ASDIC
Anti-
Submarine Detection Investigation Committee
(British for sonar)
ASDSP
Application-
Specific Digital Signal Processor
ASG
Automated Sciences Group
ASHRAE
Amer. Soc. of Heating,
Refrigerating and Air-cond. Engineers, inc.
ASIC
Application Specific
Integrated Circuit
ASME
American
Society of Mechanical Engineers
ASN
Abstract Syntax Notation One (ISO/CCITT
ASN.1)
ASP
Aggregated Switch
Procurement
ASRM
Advanced
Solid Rocket Motor [Space]
ASSR
Autonomous Soviet Socialist Republic
AST
Atlantic Standard Time
ASV
American Standard Version
AT
Atlantic Time
ATA
Automatic Trouble Analysis
ATACC
Advanced
Tactical Air Command Central
ATB
Advanced Technology Bomber (stealth
bomber)
ATC
Air Traffic Control
ATDRS
Advanced Tracking and Data
Relay Satellite [Space]
ATF
Advanced Technology Fighter
ATIS
Atherton Tools Interface
Specification
ATLAS
Atmospheric
Laboratory for Applications and Science [Space]
ATM
Amateur Telescope Maker
[Space]
ATM
Asynchronous Transfer Mode
ATM
Automatic Teller Machine
ATO
Abort To Orbit [NASA,
Shuttle]
ATO
Abort To Orbit (Shuttle
abort plan) [Space]
ATOMS
AT&t
Optimized Materials Simulator
ATP
Adenosine TriPhosphate
ATPCO
Airline Tariff Publishing COmpany
AT&T
American Telephone &
Telegraph [Corporate name]
ATT
American Telephone & Telegraph
(normally written AT&T when seperate)
ATTIS
American Telephone and
Telegraph Information Systems [AT&T] (Division)
ATV
All Terrain Vehicle
AU
Astronomical Unit
(93,000,000 miles) [Space]
AU
Astronomical Unit [Space]
AUI
Attachment Universal
Interface
AURA
Association
of Universities for Research in Astronomy [Space]
AUS
Army of the United States
AUTODIN AUTOmatic DIgital Network
AUTOVON AUTOmatic VOice Network
AV
AudioVisual
AVLIS
Atomic Vapor Laser Isotope
Separation
AWACS
Airborne
Warnings And Control Systems
AWEA
American Wind Energy Association
AWK
al Aho, peter Weinberger,
brian Kernighan (pattern scanning language)
AWOL
Absent WithOut Leave (also
Absent Without Official Leave) (see AOL)
AW&ST
Aviation Week and Space
Technology (a.k.a. AvLeak) [Space]
AXAF
Advanced X-ray Astrophysics Facility
[Space]
AZ
Arizona
B
Book
B8ZS
Binary 8 Zero
Substitution (see also NRZ, NRZI, AMI)
BA
Bachelor of Arts
BACH
Business Alliance for
Commerce in Hemp
BAFO
Best And
Final Offer
BARRNet Bay Area Regional
Research Network (SF Bay Area)
BASIC
Beginner's All-purpose Symbolic
Instruction Code
BATSE
Burst And
Transient Source Experiment (on GRO) [Space]
BB
Bases on Balls
BB
Best of Breed
BB
Bunnies and Burrows
BBA
Bachelor of Business
Administration
BBB
Better
Business Bureau
BBC
British
Broadcasting Corporation
BBL
Barrel
BBN
Bolt,
Beranek, and Newman, Inc. [Corporate name]
BBXRT
Broad-Band X-Ray Telescope
(ASTRO package) [Space]
BC
Battlecars
BC
Before Christ
BC
British Columbia
BC/BS
Blue Cross/Blue Shield
BCD
Bad Conduct Discharge
BCD
Binary Coded Decimal
BCDIC
Binary Coded Decimal
Interchange Code
BCE
Before the
Common Era (substitute for BC)
BCNU
Be Seeing You [Net jargon]
BCP
Byte Controlled Protocols
BCPL
Basic Combined Programming
Language
BCS
Bachelor of Commercial
Science
BCS
Binary Compatibility
Standard
BCS
Boston Computer Society
BCS
British Computer Society
BD
Bachelor of Divinity
BD
Bank Draft
BD
Bills Discounted
BD&D
Basic Dungeons & Dragons
BDF
Binary Distribution Format
BDT
Billing Data Transmitter
BE
Bill of Exchange
BEF
British Expeditionary
Force (see AEF)
BELCORE BELL
COmmunications REsearch
BEM
Bug Eyed Monster
BEM
Bug-Eyed Monster [Space]
BENELUX BElgium, NEtherlands, and
LUXembourg
BER
Bit Error
Rate
BERT
Bit Error Rate Test
BEST
Borland Enhanced Support
and Training
BF
Brought
Forward
BFA
Bachelor of Fine Arts
BFD
Bristol (RI) Fire
Department (probably typical of any town starting
BH
Black Hole [Space]
BH
Boot Hill
BHP
Brake HorsePower
BICS
Building Industry
Consulting Services [Telephony]
BID
Bis In Die (twice a day)
BIMA
Berkeley Illinois Maryland
Array [Space]
BIOS
Basic Input
Output System
BIS
Business
Information System
BISDN
Broadband
ISDN (q.v.) [Telephony]
BiSync
Binary Synchronous Communications (BSC
is preferred) [IBM]
Bit
BInary digiT
BITNET
Because It's Time Network
BLAST
BLocked ASynchronous
Transmission
BLERT
BLock Error
Rate Test
BLF
Busy Lamp Field
[Telephony]
BLT
Bacon,
Lettuce, and Tomato (sandwich)
BLT
BLock Transfer [Instruction]
BLT
Branch Less Than
[Instruction]
BM
Basal
Metabolism
BM
Bowel Movement
BMA
Bank Marketing Association
BMEWS
Ballistic Missile Early
Warning
BMO
Ballistic Missile Office
BMOC
Big Man On Campus
BMR
Basal Metabolism Rate
BNC
Bayonet Neill Concelman
(connector) [Electronics] (see also TNC)
BNF
Bachus-Naur Form
BO
Body Odor
BO
Branch Office
BO
Buyer's Option
BOC
Bell Operating Company
BOD
Board Of Directors
BOF
Birds Of a Feather
BOM
Bill Of Materials
BOOTP
Bootstrap Protocol [Internet]
BOQ
Bachelor Officers'
Quarters
BOS
Business Office Supervisor
BOSIX
Biin Open System Interface
eXtension
BP
Blood Pressure
BP
British Petroleum
BP
British Pharmacopoeia
BPI
Bits Per Inch
BPL
Boston Public Library
BPL
Branch if PLus
[Instruction]
BPOE
Benevolent
and Protective Order of Elks
BPS
Bits Per Second
BR
Bills Receivable
BR
British Rail
BRA
Boston Redevelopment Authority
BRI
Basic Rate Interface
(ISDN) [Telephony]
BRIEF
Basic
Reconfigurable Interactive Editing Facility
BRL
army Ballistic Research
Laboratory
BRS
Bibliographic
Retrieval Service
BS
Bachelor of
Science
BS
Bill of Sale
BSA
Birmingham Small Arms
BSA
Boy Scouts of America
BSc
Bachelor of SCience
BSC
Binary Synchronous
Communications (also sometimes BiSync) [IBM]
BSD
Berkeley Software
Distribution
BSN
Bachelor of
Science in Nursing
BSS
Block Started
by Symbol
BSTJ
Bell System
Technical Journal
BT
British
Telecom
BTAM
Basic Telecommunications
Access Method [IBM]
BThU
British
Thermal Unit (BTU {q.v.} is preferred)
BTL
Bell Telephone
Laboratories
BTO
Bachman
Turner Overdrive
BTU
British
Thermal Unit
BTW
By The Way
[Net jargon]
BU
Boston
University
BUF
B-52 bomber
(
BV
Blessed Virgin
BWI
Baltimore-Washington
International (airport)
BWI
British West Indies
BX
Base eXchange (see also PX)
c
centi- (metric 1/100)
C
programming language
(successor to B, which was based on BCPL)
CA
California
CA
Chartered Accountant
CA
Chief Accountant
CA
Chronological Age
CA
Collision Avoidance (as in CSMA/CA
(q.v.))
CAB
Civil Aeronautics Board
CACM
Communications of the
Association for Computing Machinery
CAD
Computer Aided Design (sometimes seen
as CAD/CAM)
CAD
Computer
Aided Dispatching
CAE
Common
Applications Environment
CAE
Computer Aided Engineering
CAI
Computer Aided Instruction
[USAF]
CAIS
Common Apse Interface Specification
CALS
Computer-aided Acquisition
and Logistics Support
CAM
Computer
Aided Management
CAM
Computer
Aided Manufacturing (sometimes seen as CAD/CAM)
CAM
Content Addressable Memory
CAMA
Centralized Automatic
Message Accounting [Telephony]
CAMP
Campaign Against Marijuana Planting
CAP
Civil Air Patrol
CAP
Columbia Appletalk Package
CAR
Contents of the Address
part of the Register (LISP)
CARE
Committee on American Relief in Europe
CARP
California Air Resources
Board
CASE
Computer Aided Software
Engineering
CASSIS
Classification and Search Support
Information System
CAT
Computer-
Aided Tomography
CATIS
Common
Applications and Tools Integration Services
CATV
Common Antenna TeleVision
CATV
Community Antenna
TeleVision
CAVU
Ceiling And
Visibility Unlimited
CB
Citizens Band
radio
CBC
Canadian Broadcasting
Corporation
CBD
Cash Before
Delivery
CBD
Commerce Business Daily
CBEMA
Computer & Business
Equipment Manufacturers Association
CBR
Chemical, Biological, Radiological
warfare
CBS
Columbia Broadcasting
System [Corporate name]
CBW
Chemical and Biological Warfare
CC
C (language) Compiler
CC
Carbon Copy
CCA
Computer Corporation of America
[Corporate name]
CCAFS
Cape
Canaveral Air Force Station [Space]
CCC
Canadian Committee on Cataloging
CCC
Civil(ian) Conservation
Corps
CCC
Command, Control, and
Communications (sometimes C^3)
CCC
Concourse Computer Center [MIT]
CCCCM
CCC CounterMeasures
(sometimes C^3CM)
CCCI
Command,
Control, Communications, and Intelligence
CCD
Charge Coupled Device (see
CID)
CCD
Charge-Coupled Device
[Space]
CCDS
Centers for the Commercial
Development of Space [Space]
CCF
Hundred Cubic Feet
CCI
Computer Carrier Interrupt
CCI
Computer Consoles,
Incorporated
CCIP
Continuously
Computed Impact Point
CCIRN
Coordinating Committee for
Intercontinental Research Networking
CCIS
Common Channel Interoffice
Signaling [Telephony]
CCITT
Comite' Consultatif International
Telegraphique et Telephonique
CCITT
Consultative Committee on International
Telephony and Telegraphy
CCITT
International Telegraph and Telephone
Consultative Committee
CCR
Commitment,
Concurrency, and Recovery
CCR
Creedence Clearwater Revival [Music]
CCRI
Community College of Rhode
Island [Corporate name]
CCRP
Continuously Computed Release Point
CCS
Hundred Call Seconds
[Telephony]
CCS7
Common
Channel Signalling (version #7) [Telephony, AT&T]
CCSA
Common Control Switching
Arrangement [Telephony]
CCTA
Central Computer and Telecommunications
Agency
CCTV
Closed Circuit TeleVision
CD
Carrier Detect (properly
DCD (q.v.)) (EIA RS-232-C)
CD
Certificate of Deposit
CD
Civil Defense
CD
Collision Detection (as in CSMA/CD
(q.v.))
CD
Compact Disk
CDA
Call Data Accumulator
CDA
Compound Documents
Architecture
CDC
Centers for
Disease Control
CDC
Control Data
Corporation, Inc. [Corporate name]
CDEV
Control panel DEVice
CDIAC
Carbon Dioxide Information Analysis
Center
CDO
Community Dial Office
CDR
CommanDeR
CDR
Contents of the Decrement part of the
Register (LISP)
CD-ROM
Compact Disk
Read Only Memory
CD-ROM
Compact Disk
Read-Only Memory [Space]
CDSF
Commercially Developed Space Facility
CDT
Central Daylight Time
CDU
Control Display Unit
CE
Chemical Engineer
CE
Civil Engineer
CE
Common Era (substitute for
AD)
CE
Corps of Engineers
CE
Customer Engineer (see
also FE, SE)
CEA
Commissariat
a l'Energie Atomique (Frenc Atomic Energy
Commision)
CEA
Council of
Economic Advisors
CEA
County
Education Authority
CEC
Commission of
the European Communities
CED
Committee for Economic Development
CELSS
Controlled Ecological Life
Support System [Space]
CENS
Centre d'Etudes Nucleaires de Seclay
CENTO
CENtral Treaty
Organization
CEO
Chief
Executive Officer
CERFnet California
Education and Research Federation Network
CERN
European Organization for
Nuclear Research
CERN
organisation
(formerly Conseil) Europeenne pour la Recherche
Nucleaires
CERT
Computer
Emergency Response Team
CEVI
Common Equipment Voltage Indicator
CF
Carry Forward
CF
Coin First (payphone)
[Telephony]
CF
Cystic
Fibrosis [Disease]
CFA
Center For
Astrophysics [Space]
CFC
Chloro-
FluoroCarbon [Chemical]
CFC
Combined Federal Campaign
CFD
Computational Fluid
Dynamics
CFHT
Canada-France-Hawaii
Telescope [Space]
CFI
Cost,
Freight, and Insurance
CFL
Canadian
Football League
CFO
Chief
Financial Officer
CG
Coast Guard
CG
Commanding General
CGA
Color Graphics Adapter
CGCT
Compagnie Generale de
Constructions Telephoniques
CG&E
Cincinnati Gas & Electric
CGE
Compagnie Generale
d'Electricite
CH
Cardboard
Heroes
CH
ClearingHouse
CH
CourtHouse
CH
Customs House
CHA
Champions
CHAP
CHAnnel
Processor
CHARA
Center for
High Angular Resolution Astronomy [Space]
CHI
Chill:
Adventures
into the Unknown
CHOTS
Corporate
Headquarters Office Technology System
CHP
California Highway Patrol
CI
Cubic Inches
CIA
Central Intelligence
Agency [US Government]
CIA
Culinary
Institute of America (Hyde Park, NY)
CIC
Carrier Identification
Codes [Telephony] (10XXX codes)
CIC
Committee on Institutional Cooperation
CIC
Coordination and
Information Center [CSNet]
CICA
Competition in Contracting Act
CICS
Customer Information
Control System [IBM]
CID
Caller ID
[Telephony] (see also: CLID, ANI)
CID
Central Institute for the Deaf
CID
Charge Injection Device
(see CCD)
CID
Computer Integrated Design
CIDIN
Common Icao Data
Interchange Network
CIM
Computer
Integrated Manufacturing
CIO
Chief Information Officer
CIRRIS
Cryogenic InfraRed
Radiance Instrument for Shuttle [Space]
CISC
Complex Instruction Set
Computer
CIT
California Institute of
Technology
CIT
Case
Institute of Technology (part of CWRU, Cleveland,
OH)
CIT
Circumstellar Imaging
Telescope [Space]
CLASP
Comprehensive
Logistics Automated Support Program
CLASS
Custom Local Area
Signaling Service [Telephony]
CLI
Command Line Interpreter
CLID
Calling Line ID
[Telephony] (see also: CID, ANI)
CLNP
Connectionless-mode Network Protocol
CLNS
Connectionless-mode
Network Service
CLR
Combined Line
and Recording
CLRC
Circuit
Layout Record Card
CLU
Chartered
Life Underwriter
CLUT
Color LookUp
Table
cm
centimeters
CM
Command Module (Apollo spacecraft)
[Space]
CM
Congregation of the
Mission
CMC
Communication Machinery
Corp.
CMD
Centralized Message
Distribution
CMIP
Common
Management Information Protocol
CMIS
Common Management Information Services
CML
Current Model Logic
CMMU
Cache/Memory Management
Unit
CMOS
Complementary Metal Oxide
Semiconductor (see MOS)
CMOT
Common Management Information Services
and Protocol Over TCP/IP
CMRR
Common Mode Rejection Ratio
CMS
Circuit Maintenance System
CMSgt
Chief Master Sergeant
CMU
Carnegie-Mellon University
CMYK
Cyan, Magenta, Yellow,
blacK
CN
Canadian National
[Corporate name, Railroading]
CN/A
Customer Name / Address [Telephony]
CNI
Common Network Interface
[Telephony, AT&T] (Department of AT&T)
CNN
Cable News Network
CNO
Carbon-Nitrogen-Oxygen
[Space]
CNO
Chief of Naval Operations
CNR
Canadian National Railways
CNR
Carrier to Noise Ratio
CNRI
Corporation for National
Research Initiatives
CNRS
Centre
National de la Recherche Scientifique (French
National Center for Scientific Research)
CNS
Central Nervous System
CNSR
Comet Nucleus Sample
Return [Space]
CO
Cash Order
CO
Central Office [Telephony]
CO
Colorado
CO
Commanding Officer
CO
Conscientious Objector
C/O
in Care Of
COB
Close Of
Business
COBE
COsmic Background Explorer
[Space]
COBOL
COmmon Business Oriented
Language
COC
Call of Cthulhu
COCOT
Customer Owned, Coin
Operated Telephone [Telephony]
COD
Collect On Delivery; Cash On Delivery
CODEC
COder-DECoder
COER
Central Office Equipment
Report
COLA
Cost-Of-Living Allowance
COM
Computer Output (on)
Microfiche
COM
Computer
Output (on) Microfilm
COMAS
Central Office Maintenance and
Administration System
COMM
Communications
COMPACT
COMmercial Product ACquisition Team
COMPTEL COMPton TELescope (on GRO)
[Space]
COMSAT
Communications Satellite [Space]
CONACYT Consejo Nacional de Cienca Y
Tecnologia (Mexican National Council of Science
and Technology)
CONS
Connection-
Oriented Networking Service
CONS
Connection-Oriented Networking Session
CONS
CONStruct (LISP)
CORE
COntrolled Requirement
Expression
CORN
COmputer
Resource Nucleus
COS
Corporation
for Open Systems
COSINE
Cooperation
for Open Systems Interconnection Networking in
Europe
COSMIC
COmmon System Main
InterConnecting frame
COSMIC
COmputer Software Management and
Information Center
COSMOS
COmputer
System for Mainframe OperationS
COSTAR
Corrective Optics Space Telescope Axial
Replacement [Space]
COT
Card Or Tape
(NCR)
CP
Campus Police (MIT, others
probably too)
CP
Canadian
Pacific
CP
Chemically Pure
CP
Command Post
CP
Command Processor
CP
CoPy
CP
the Canadian
Press
CPA
Certified Public
Accountant
CPE
Customer
Premises Equipment
CPE
Customer
Provided Equipment
CPFF
Cost Plus
Fixed Fee
CPI
Characters Per Inch
CPI
Common Programming
Interface
CPL
Combined Programming
Language
CPM
Control Program for
Microcomputers (sometimes CP/M)
CPM
Control Program Monitor (sometimes
CP/M)
CPO
Chief Petty Officer
CPO
Chief Post Office
CPR
Canadian Pacific Railway
CPS
Characters Per Second
CPSR
Computer Professionals for
Social Responsibility
CPT
CaPTain
CPU
Central Processing Unit
CPW
Certified Public Weigher
CQ
Change of Quarters
CR
Carriage Return (ASCII 15
octal)
CRA
Cambridge Redevelopment
Authority
CRAF
Comet
Rendezvous / Asteroid Flyby [Space]
CRAM
Card Random Access Memory
(NCR, but maybe others)
CRC
Chemical Rubber Company
CRC
Cyclic Redundancy Check
CREG
Concentrated Range Extension with Gain
CREN
The Corporation for
Research and Educational Networking (merge of
BITNET and CSNet)
CRRES
Combined
Release / Radiation Effects Satellite [Space]
CRRES
Combined Release and
Radiation Effects Satellite [NASA]
CRT
Cathode Ray Tube (also generic
reference to a terminal)
CRTC
Canadian Radio-television and
Telecommunications Commission
C&S
Chivalry & Sorcery
CS
Civil Servant
CS
Computer Science; Computing Science
CS
County Seat
CSA
Confederate States of America
CSAB
Computing Sciences
Accreditation Board
CSACS
Centralized
Status, Alarm and Control System
CSC
Computer Sciences Corporation
CSDC
Circuit Switched Digital
Capability
CSF
Critical
Success Factor
CSI
Commercial
Systems Integration
CSIS
Canadian
Security and Intelligence Service
CSL
Coin Supervising Link
CSM
Command and Service Module
(Apollo spacecraft) [Space]
CSM
Command Sergeant Major
CSMA
Carrier Sense Multiple Access
CSMA/CA Carrier Sense Multiple Access
with Collision Avoidance
CSMA/CD
Carrier Sense Multiple Access with Collision
Detection
CSNET
Computer +
Science Network (merged with BITNET to make CREN)
CSO
Central Services
Organization
CSOC
Consolidated
Space Operations Center (at Colorado Springs)
CSP
Control Switching Point
CSR
Control and Status
Register
CSR
Customer Service
Representative [Telephony]
CSRG
Computer Systems Research Group
CSRS
civil Service Retirement
System
CSS
Customer Switching System
CST
Central Standard Time
CSU
Channel Service Unit
CT
Central Time
C&T
Communications & Tracking
[Space]
CT
Connecticut
CTC
Canadian Transport Commission
CTC
Centralized Traffic
Control [Railroading]
CTD
Computing and
Telecommunications Division
CTIO
Cerro Tololo Inter-american Observatory
CTIO
Cerro Tololo Interamerican
Observatory [Space]
CTNE
Compania
Telefonica Nacional de Espana
CTS
Clear To Send (EIA RS-232-C)
CTS
Compatible Timesharing
System
CTV
Canadian TeleVision
network
CU
Close-Up
CUA
Common User Access
CUL
See You Later [Net jargon]
CV
Curriculum Vitae
CW
Car Wars
CW
Chemical Warfare
CW
Child Welfare
CW
Churchwarden
CW
Churdwarden
CW
Continuous Wave
CWO
Cash With Order
CWO
Chief Warrant Officer
CWRU
Case Western Reserve
University
CXI
Common
X-windows Interface
CY
Calendar Year
CYO
Catholic Youth
Organization
CZ
Canal Zone
D
Depth
DA
Days after Acceptance
DA
Department of Agriculture
DA
Deposit Account
D/A
Digital to Analog converter
DA
Directory Assistance (/C =
computerized, /M = Microfilm) [Telephony]
DA
District Attorney
DA
Don't Answer [Telephony]
(may be more general)
DAC
Digital to
Analog Converter
DA/C
Directory
Assistance/Computerized
DACCS
Digital Access Cross Connect System
[Telephony] (suspect, see DACS)
DACS
Digital Access Cross-connect System
[Telephony]
DAD
Draft
ADdendum
DAG
Directed Acyclic Graph
DAL
Dedicated Access Line
[Telephony]
DA/M
Directory
Assistance/Microfilm
DAP
Division
Advisory Panel (of NSF (q.v.) DNCRI (q.v.))
DAR
Daughters of the American
Revolution
DARE
Drug Abuse
Resistance Education
DARPA
Defense
Advanced Research Projects Agency (of the DoD, see
also ARPA)
DASD
Direct Access
Storage Device
DAT
Digital Audio
Tape
DATA
Defense Air Transport
Administration
DAV
Disabled
American Veterans
DB
DataBase
db
decibel(s)
dba
doing business as
DBF
DBase Format
DBME
DataBase Managment Environment
dbms
DataBase Management System
(rdbms for Relational ...)
DBRAD
Data Base Relational Application
Directory
DC
Direct Current (dc, see
also AC)
DC
District of Columbia
DCA
Defense Communications
Agency
DCA
Distributed Communication
Architecture
DCA
Document
Content Architecture
DCC
Descriptive
Cataloging Committee
DCCO
Defense
Commercial Communications Office
DCD
Data Carrier Detect (sometimes CD
(q.v.)) (EIA RS-232-C)
DCE
Data
Communication Equipment
DCL
Digital Command Language
DCP
Distributed Communications Processor
DCTS
Dimension Custom Telephone
Service
DD
Daredevils
DD
Data Dictionary
DD
Days after Date
DD
Demand Draft
DD
Dishonorable
Discharge
DD
Disk Drive
DD
Doctor of Divinity
D&D
Dungeons & Dragons
DDC
Digital Data Converter
DDCU
DC-to-DC Converter Unit [Space]
DDD
Direct Distance Dialing
[Telephony] (principally US, elsewhere STD)
DDL
Document Description
Language
DDN
Defense Data Network
DDP
Distributed Data
Processing
DDS
Dataphone
Digital Service [AT&T]
DDS
Digital Data
Service
DDS
Direct Digital Service
DDS
Doctor of Dental Science
DDS
Doctor of Dental Surgery
DDT
DEC Debugging Tape
DDT
Di-
DDT
Dynamic Debugging
Technique
DE
Delaware
DEA
Drug Enforcement Agency [US Government]
DEAR
Department of Energy
Acquisition Regulation
DEC
Digital
Equipment Corporation [Corporate name]
DECUS
Digital Equipment
Corporation Users Society
DES
Data Encryption Standard [NIST]
DEW
Distant Early Warning (as
in DEW Line)
DF
Damage Free
D/F
Direction Finding
DFC
Distinguished Flying Cross
DFD
Data Flow Diagram
DFE
Data Flow Editor
DFM
Distinguished Flying Medal
DFN
Deutsche Forschungsnetz
Verein (German Research Network Association)
DFRF
Dryden Flight Research
Facility [Space]
DFS
Depth-First
Search
DFW
(regional airport)
DG
Data General [Corporate
name]
DG
Dei Gratia (by the grace
of God)
DG
Director General
DGSC
Defense General Supply
Center
DHHS
Department of Health and
Human Services
DHSS
british
Department of Health and Social Security
DHSS
Department of Health and
Social Security (British)
DIA
Document Interchange Architecture
DIAD
(magnetic) Drum
Information Assembler / Dispatcher
DIAL
Direct Information Access Line
DIAS
Defense Automatic
Integrated System
DID
Direct Inward
Dialing [Telephony]
DIF
Document
Interchange Format
DIN
Deutsches
Institut fur Normung
DIRE
Dire Is
Really Emacs
DIS
Draft
International Standard [ISO]
DISA
Data Interchange Standards Association
DISOSS
Distributed Office Support
System [IBM]
DIY
Do It
Yourself
DJ
Disc Jockey
DLA
Defense Logistics Agency
DLI
Data Link Interface(?)
DLL
Data Link Layer [ISO OSI]
DLL
Dial Long Line equipment
DLO
Dead Letter Office
DM
Dungeon Master
DMA
Direct Memory Access
DMD
Doctor of Dental Medicine
DME
Distance Measuring
Equipment
DMF
Probably part of an X.400
address in Europe
DMOS
Diffusion
Metal Oxide Semiconductor (see MOS)
DMSP
Defense Meteorological
Satellite Program [Space]
DMV
Department of Motor Vehicles
DMV
Department of Motor
Vehicles (Calif)
DMZ
DeMilitarized
Zone
DNA
DeoxyriboNucleic Acid
DNA
Digital Network
Architecture [DEC]
DNCRI
[NSF] (q.v.)
Division of Networking and Communications Research
and Infrastructure
DNHR
Dynamic
NonHierarchical Routing
DNIC
Data Network Identification Code
[Telephony]
DNIS
Dialed Number
Identification Service (see also DID) [Telephony]
DNL
Director of Naval
Laboratories
DNR
Dialed Number
Recorder [Telephony]
DNS
Domain Name
System
DOA
Dead On Arrival
DOB
Date Of Birth
DOC
Dynamic Overload Control
DOD
Department Of Defense [US
Government] (sometimes DoD)
DOE
Department of Energy [US Government]
DOHC
Dual OverHead Cams
[Automotive]
DOMAIN
Distributed
Operating Multi Access Interactive Network
(Apollo)
DOS
Disk Operating System
DOT
Department Of
Transportation [US Government]
DOT&E
Director, Operational Test and
Evaluation
DOV
Data Over
Voice [Telephony]
DOY
Day of Year
DP
Data Processing
DP
Dial Pulse [Telephony]
DP
Displaced Persons
(expelled from native land)
DP
Display Postscript
DP
Double Penetration
DP
Double Play
DP
Draft
Proposal
DPA
Delegation of Procurement
Authority
DPANS
Draft
Proposed American National Standard
DPI
Dots Per Inch
DPS
Display PostScript
DQ
Dairy Queen
DQ
Dragon Quest
DQDB
Distributed Queue Dual Bus
(IEEE 802.6) [Telephony, Networking]
DQL
Database Query Language
DR
Dead Reckoning
DR
Dining Room
DRAM
Dynamic Random Access
Memory (as opposed to static RAM)
DRD
Data Reading Device
DRE
Directional Reservation Equipment
DRG
Democratic Republic of
Germany (East Germany)
DRI
Defense
Research Internet
DRI
Digital
Research, Incorporated [Corporate name]
d.s.
died single [Genealogy]
DS
Double-Sided
DS
Draft Standard
DSA
Dial System Assistance
DSE
Data Structure Editor
DSEE
Domain Software Engineering Environment
DSM
Distinguished Service
Medal
DSO
Distinguished Service
Order
DSP
Decessit Sine Prole (died
without issue)
DSP
Digital
Signal Processing
DSRI
Digital
Standard Relational Interface
DSS
Decision Support System
DSS
Direct Station Selection [Telephony]
DST
Daylight Saving Time
DSTN
Double SuperTwisted
Nematic
DSU
Digital Service Unit
DT
Delirium Tremens
DTE
Data Terminal Equipment
DTF
Dial Tone First payphone
[Telephony]
DTMF
Dial Tone
Multi Frequency [Telephony]
DTP
DeskTop Publishing
DTR
Data Terminal Ready (EIA RS-232-C)
DUI
Driving Under the
Influence
DUT
Device Under Test
DV
Deo Vo lente (God willing)
DVM
Digital Volt Meter
DVM
Doctor of Veterinary
Medicine
DWAPS
Defense
Warehousing Automated Processing System
DWI
Died Without Issue
[Genealogy]
DWI
Driving While
Intoxicated
DWIM
Do What I
Mean
DX
Distance (as in long
distance radio communication)
DXT
Data eXtractT facility
d.y.
died young [Genealogy]
E
East
E
Espionage
EADASS
Engineering and
Administrative Data AcquiSition System
EAFB
Edwards Air Force Base
[Space]
EAN
Certainly part of an X.400
Address in Europe
EARN
European
Academic Research Network
EAS
Extended Area Service (or Engineering
Admin. System)
EASI
European Academic Supercomputer
Initiative (of IBM)
EBCDIC
Extended
Binary Coded Decimal Interchange Code
EC
Exchange Carrier
[Telephony]
ECAFE
Economic
Commission for Africa and the Far East
ECASS
Electronically Controlled
Automatic Switching System
ECASS
Export Control Automated Support System
ECC
Error Correction Code
ECC
Error Correction Code
(corrects error in memory or transmission)
ECCM
Electronic Counter-
CounterMeasures
ECDO
Electronic
Community Dial Office
ECG
ElectroCardioGram
ECL
Emitter Coupled Logic (see also TTL)
ECLSS
Environmental Control and
Life Support System [Space]
ECM
Electronic Counter Measure
ECM
European Common Market
ECMA
European Computer
Manufacturers Association
ECO
Ecological
ECO
Electronic
Central Office
ECO
Engineering
Change Order
ECPA
Electronic
Communications Privacy Act [US law]
ECS
Environmental Control System [Space]
ECT
ElectroConvulsive Therapy
ECV
Electric Cargo Vehicle
[NASA OEXP]
ED&D
Expert
Dungeons & Dragons
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
EDT
Eastern Daylight Time
EDTA
Ethylene Diamine
Tetraacetic Acid
EDTCC
Electronic
Data Transmission Communications Central
EE
Electrical Engineer
EE
Electrical or Electronics
Engineer
EEC
European Economic
Community
EEC
European Economic Comunity
EEG
ElectroEncephaloGram
EEL
Epsilon Extension Language
E&EO
Errors and Omissions
Excepted
EEPROM
Electrically
Erasable Programmable Read Only Memory
EFF
Electronic Frontier
Foundation
e.g.
???
(Latin(?): for example)
EGA
Enhanced Graphics Adapter
EGP
Exterior Gateway Protocol
[Internet]
EGRET
Energetic
Gamma Ray Experiment Telescope (on GRO) [Space]
EHF
Extremely High Frequency
(30-300GHz)
EIA
Electronic
Industries Association
EINE
EINE Is Not Emacs
EISA
Extended Industry-Standard Architecture
EISS
European Intelligence
Support System
EKG
ElectroKardioGramm (see ECG)
EL
ElectroLuminescent (as in
display)
ELF
Extremely Low Frequency
ELO
Electric Light Orchestra
ELP
Emerson, Lake and Palmer
(or Powell)
ELV
Expendable
Launch Vehicle [Space]
E&M
``Ear and
Mouth''; receive and transmit leads of a
signalling system
EM
Enlisted Man
(see EW)
EMA
Electronic Mail
Association
EMACS
Editor MACroS
EMACS
Eight Megabytes And
Constantly Swapping
E-MAIL
Electronic
MAIL
EMF
ElectroMotive Force
EMF
ElectroMotive Force
(voltage)
EMI
ElectroMagnetic
Interference
EMP
Electromagnetic Pulse
EMPRESS EnvironMental Pulse Radiation
Environment Simulator for Ships
EMR
ElectroMagetic Response
EMR
ElectroMagnetic Response
EMS
Electronic Message System
EMS
Extended Memory
Specification
EMT
Emergency
Medical Technician
EMU
ElectroMagnetic Unit
EMU
Extravehicular Mobility Unit [Space]
ENIAC
Electronic Numerical
Integrator and Calculator
ENS
ENSign
EO
End Office
[Telephony]
EO
Erasable
Optical
EOF
End Of File
EOM
End Of Month
EOS
Earth Observing System [Space]
EOWG
Engineering and Operations
Working Group (under FNC)
EP
Experience Points
EP
Extended Play
EPA
Environmental Protection Agency
EPOS
Engineering and Project-
management Oriented Support system
EPRI
Electric Power Research Institute
EPROM
Erasable Programmable Read
Only Memory
EPS
Encapsulated
PostScript
EPT
Empire of the
Petal Throne
EQ
Educational
Quotient (see IQ)
ER
Emergency
Room
ERA
Earned Run Average
ERA
Entity-Relationship-
Attribute
ERA
Equal Rights Amendment
ERD
Entity-Relation Diagram
ERE
Entity Relationship Editor
ERT
Earth Resources Technology
[Space]
ES
Expert System
ESA
European Space Agency
ESA
European Space Agency
[Space]
ESAC
Electronic Systems
Assistance Center
ESDI
Enhanced
Standard Device Interface
ESE
East South East
ESF
Extended Superframe Format [Telephony]
ESM
Electronic Support
Measures
ESnet
Energy
Sciences network (DoE) [Networking]
ESO
European Southern Observatory
ESO
European Southern
Observatory [Space]
ESP
Extra Sensory
Perception
ESPS
Entropic
Signal Processing System
ESS
Electronic Switching System [Telephony]
ESSEX
Experimental Solid State
EXchange
EST
Eastern Standard Time
ET
Eastern Time
ET
Extra Terrestrial [Space]
ET
(Shuttle) External Tank [Space]
ETA
Estimated Time of Arrival
ET/ACC
External Tank/Aft Cargo
Carrier (see also ET) [Space]
ETC
Et cetera, and so on...
ETD
Estimated Time of Departure
ETFD
Electronic Toll Fraud
Device [Telephony]
ETH
Eidgn
essiche Technische
Hochschule (Swiss Federal Institute of Technology)
ETLA
Extended Three Letter
Acronym [Space]
ETO
Earth-to-
Orbit [Space]
ETR
Eastern Test
Range [Space]
ETS
Electronic
Translator System
ETV
Education
TeleVision
EUUG
European Unix
User Group
EUV
Extreme
UltraViolet
EUV
Extreme
UltraViolet [Space]
EUVE
Extreme
UltraViolet Explorer [Space]
EVA
ExtraVehicular Activity
EVA
ExtraVehicular Activity [Space]
EVX
Electronic Voice eXchange
EW
Electronic Warfare
EW
Enlisted Woman (see EM)
EWOS
European Workshop for Open
Systems
FA
Football Association
(British soccer--a word derived from Association)
FAA
Federal Aviation Agency
[US Government]
FACD
Foreign Area
Customer Dialing
FAO
Food and
Agriculture Organization [US Government]
FAQ
Frequently Asked Questions
[Space]
FAR
Federal Acquisition
Regulations
FAS
Foreign
Agricultural Service
FAS
Free
Alongside Ship
FASST
Flexible
Architecture Standard System Technology
FAST
Fast Auroral SnapshoT
explorer [Space]
FAT
Foreign Area
Translation
FAX
FAcsimile
FB
Freight Bill
FBI
Federal Bureau of
Investigation [US Government]
FCC
Federal Communications Commission [US
Government]
FCC
Federal
Computer Conference
FCCSET
Federal
Coordinating Committee for Science, Education and
Technology (under OSTP)
{Maybe Eng. for
Edu.??}
FCO
Field Change Order
FCO
Frequency Controlled
Oscillator
FCS
Frame Check
Sequence
FDA
Food and Drug
Administration [US Government]
FDDI
Fiber Digital Data Interface
FDDI
Fiber Distributed Data
Interface
FDHD
Floppy Drive
High Density
FDIC
Federal
Deposit Insurance Corporation
FDIC
Federal Deposit Insurance Corporation
[US Government]
FDM
Frequency
Division Multiplexing
FDR
Franklin
Delano Roosevelt [US President]
FE
Field Engineer (see also CE, SE)
FEA
Finite Element Analysis
FEDSIM
FEDeral Systems
Integration and Management center
FEMA
Federal Emergency Management Agency
FEMF
Foreign EMF (q.v.) (a.k.a.
Cross Battery) [Telephony]
FEPC
Fair Employment Practices Commission
FEPG
Federal Engineering
Planning Group (of FNC under EOWG, originally of
FRICC)
FERS
Federal Employees
Retirement System
FET
Federal
Excise Tax
FET
Field Effect
Transistor
FFA
Future
Farmers of America
FFT
Fast Fourier
Transform
FFT
Fast Fourier Transform
[Space]
FG-A
Feature Group A
[Telephony] (Line Side termination for LD
carriers)
FG-B
Feature Group
B [Telephony] (Trunk Side termination for LD
carriers (aka ENFIA B), 950
service)
FG-D
Feature Group D
[Telephony] (Trunk Side termination for LD
carriers, 1+ service)
FGS
Fine Guidance
Sensors (on HST) [Space]
FHA
Federal Home Administration
FHA
Future Homemakers of
America
FIB
Focused Ion Beam
FICA
Federal Insurance
Contributions Act
FIDO
Fog
Investigation Dispersal Operation
FIFO
First In First Out (as in registers and
buffers)
FILO
First In Last Out (see
also FIFO)
FIMS
Forms
Interface Management System
FINE
FINE Is Not Emacs
FIO
Frequency In and Out
FIPS
Federal Information Processing Standard
FIR
Far InfraRed [Space]
FIR
Finite Impulse Response
FIRMR
Federal Information
Resource Management Regulation
FIT
Federal Information Technologies, inc.
FITS
Flexible Image Transport
System [Space]
FIX
Federal
Inter-agency eXchange [Networking]
FL
Florida
FLACC
Full Level
Algol Checkout Compiler
FLEA
Four Letter Extended Acronym
FLL
Fixed Loss Loop
[Telephony]
FLOP
FLoating
point OPeration
FLOPS
FLoating-
point OPerations per Second
FLRA
Federal Labor Relations Authority
FM
Frequency Modulation
FMB
Federal Maritime Board
FMCS
Federal Mediation and
Conciliation Service
FMR
Follow Me
Roaming [Telephony]
FMS
Financial
Management Service (Treasury Dept) [US Government]
FMS
Forms Management System
FNC
Federal Networking Council
(formerly FRICC) [US Government] (under OSTP)
FO
Foreign Office
FO
Forward Observer
FOAC
Federal Office Automation
Center
FOB
Free On Board
FOB
Full Of Bull (aperiodical
of) [TMRC]
FOC
Faint Object
Camera (on HST) [Space]
FOC
Free Of Charge
FOIA
Freedom Of Information Act
FOIMS
Field Office Information
Management System
FOIRL
Fiber Optic
Inter(?) Repeater(?) Link(?) [Ethernet]
FOOBAR
See FUBAR [Net jargon]
FOR
Free On Rail
FORCS
Faa's Operational
Reporting Communication System
FORD
Fix Or Repair Daily [Humor]
FORD
Found On Road Dead [Humor]
FORTRAN FORmula TRANslator
FOS
Faint Object Spectrograph
(on HST) [Space]
FOSE
Federal
Office Systems Exposition
FOT
Fiber Optic Transceiver [Ethernet]
FOT
Free On Truck
FOV
Field Of View
FPA
Floating Point Accelerator
FPC
Fish Protein Concentrate
FPE
Floating Point Engine
FPHA
Federal Public Housing
Authority
FPLA
Field
Programmable Logic Array (see PLA)
FPM
Feet Per Minute
FPO
Field Post Office
FPO
Fleet Post Office
fps
Feet Per Second
FPU
Floating Point Unit
FQDN
Fully Qualified Domain Name [TCP/IP]
(DNS)
FR
Frame Relay [Telephony,
Networking]
FRACTAL FRACTional
dimensionAL
FRED
Fred
Resembles Emacs Deliberately
FRG
Federal Republic of Germany (West
Germany)
FRICC
Federal
Research Internet Coordinating Committee (now FNC,
q.v.) [Networking, US
Government]
FROG
Free Rocket Over Ground
FRPG
Fantasy Role Playing Game
FRS
Federal Reserve System
FS
Field Service
FS
File System
FS
Full Standard
FSF
Free Software Foundation
FSK
Frequency Shift Keying
FSLIC
Federal Savings and Loan Insurance
Corporation
FSS
Federal
Supply Service
FSW
Forward Swept
Wings
Ft
Foot
FTAM
File Transfer And Management (ISO
upscale FTP)
FTC
Federal Trade
Commission
FTL
Faster Than
Light
FTP
File Transfer Protocol
(esp. of the TCP/IP suite)
FTS
Federal Telecommunications System
[Telephony, US Government]
FTS
Flight Telerobotic Servicer [Space]
FUBAR
F***ed Up Beyond All
Recognition/Repair
FUBAR
Fouled Up
Beyond All Recognition/Repair
FUSE
Far Ultraviolet Spectroscopic Explorer
[Space]
FW
Fringeworthy
FWD
Front Wheel Drive
FWHM
Full Width at Half Maximum
[Space]
FX
Foriegn eXchange
[Telephony]
FY
Fiscal Year
FYI
For Your Information
G
General audiences [Movie
rating]
G
Gravity
GA
Gamblers Anonymous
GA
General Assembly
GA
General Average
GA
General of the Army
GA
Georgia
GAAP
Generally
Accepted Accounting Principles
GAB
Group Audio Bridging [Telephony]
Gaia
Earth's self-sustaining
Biosphere (Not an acronym, from some ancient
language, I think)
GAN
Global Area
Network
GAO
General Accounting Office
[US Government]
GAR
Grand Army of
the Republic
GARR
Gruppo
Arminizzazione Rete por la Ricerca (Italian
Research Network Harmonization Group)
GAS
Get-Away Special [Space]
GATT
General Agreement on
Tariffs and Trade
GAW
Guaranteed
Annual Wage
GAW
Guarenteed
Annual Wage
GB
Gangbusters
GB
GigaByte
GB
Great Britain
GBIP
General Purpose Interface Bus
GBT
Green Bank Telescope
[Space]
GC
Garbage Collection (LISP)
GC
Gas Chromatograph (or
Chromatography)
GCA
Ground
Controlled Approach
GCC
Gnu C
Compiler
GCD
Ground Controlled Descent
GCL
Graphics Command Language
GCM
General Court Martial
GCR
Group-Coded Recording
(magnetic tape, 6250 bpi)
GCT
Greenwich Civil Time
GCVS
General Catalog of Variable Stars
[Space]
GDB
Gnu DeBugger
GDP
Gross Domestic Product
GDS
Great Dark Spot [Space]
GE
General Electric
GEM
Giotto Extended Mission
[Space]
GEM
Graphics Environment
Manager
GEO
Geosynchronous Earth Orbit
[Space]
GHQ
General HeadQuarters
GHRS
Goddard High Resolution
Spectrograph (on HST) [Space]
GHz
Giga HertZ (unit of frequency,
1,000,000,000 cycles per second)
GI
Galvanized Iron
GI
Gastro Intestinal (as in upper GI)
GI
General Issue
GI
Government Issue
GID
Group ID [UNIX]
GIF
Graphics Interchange
Format
GIGO
Garbage In Garbage Out
GIN
Graphics INput
GISS
Goddard Institute for
Space Studies
GKS
Graphical
Kernel Standard
GKS
Graphics
Kernel System
GM
Game Master
GM
General Manager
GM
General Motors [Corporate
name, Automobile]
GM
Guided
Missile
GMBH
Gesellschaft Mit
Beschraenkter Haftung
GMC
Giant
Molecular Cloud [Space]
GMD
Gesellschaft f:ur Mathematik und
Datenverarbeitung (German Institute for
Mathematics and
Data Processing)
GMRT
Giant Meter-wave Radio
Telescope [Space]
GMT
Greenwich
Mean Time (also called UT)
GNP
Gross National Product
GNU
GNU's Not Unix
GOES
Geostationary Orbiting Environmental
Satellite [Space]
GOES
Geostationary
Orbiting Environmental Satellites [Space]
GOSIP
Government Open Systems
Interconnection Profile (calls for government
procurement of
ISO/CCITT products)
GOSIP
Government OSI Profile
GP
General Practitioner
GP
General Purpose (RR
engines and origin of Jeep) [Railroading,
Automobile]
GPC
General
Purpose Computer [Space]
GPI
Graphics Programming Interface
GPIB
General Purpose Interface
Bus
GPIB
General-Purpose Interface
Bus
GPL
GNU General Public Licence
GPO
General Post Office
GPO
Government Printing Office
GPS
Global Positioning System
GPS
Global Positioning System
[Space]
GQ
General Quarters
GRB
Gamma Ray Burst(er)
GREP
Global Regular Expression
Print, g/re/p, (UNIX command)
GREP
Global Regular Expression Print [UNIX]
GRO
Gamma Ray Observatory
[Space]
GRS
Gamma Ray Spectrometer (on
Mars Observer) [Space]
GRS
Great Red
Spot [Space]
GS
General
Schedule
GS
Glide Slope
GSA
General Services Administration
GSA
General Services
Adminstration [US Government]
GSA
Girl Scouts of America
GSBCA
General Services administration Board
of Contract Appeals
GSC
Guide Star
Catalog (for HST) [Space]
GSFC
Goddard Space Flight Center (Greenbelt,
MD) [NASA, Space]
GSI
Gesellschaft
f:ur Schwerionenforschung (German Federal Research
Institute for Heavy Ion
Research)
GSM
Global System Mobile
GSM
Groupe Speciale Mobile
(Committee Designing preceding)
GSTS
Ground-based Surveillance and Tracking
System
GT
Gross Ton
GTE
General Telephone and Electric
[Corporate name]
GTO
Geostationary
Transfer Orbit [Space]
GTSI
Government Technology Services, inc.
GUI
Graphical User Interface
GW
Gamma World
GWEN
Ground Wave Emergency
Network
GWM
Generic Window Manager [X]
H
Harn
H
Height
HACD
Home Area
Customer Dialing
HAL
Heuristically
programmed ALgorithmic computer (movie 2001)
HAM
Hold And Modify
HAO
High Altitude Observatory
[Space]
Hb
HemogloBin
HBM
Her British Majesty; His British
Majesty
HBO
Home Box Office
HC
Holy Communion
HC
House of Commons
HCFA
Health Care Financing
Administration
HCFC
hydrochlorofluorocarbon [Chemical]
HCL
High Cost of Living
HD
Hard Disk
HD
Heavy Duty
HD
Henry Draper
catalog entry [Space]
HDA
Head Disk
Assembly (in winchester disk drives)
HDBV
Host Data Base View
HDL
High Density Lipoprotein
HDLC
High-level Data Link
Control [Networking]
HDTV
High
Definition Television
HE
His Eminence
HE
His Excellency
HEAO
High Energy Astronomical
Observatory [Space]
HEDM
High Energy-
Density Matter [Space]
HEMP
Help End Marijuana Prohibition
HEO
High Earth Orbit [Space]
HEPnet
High Energy Physics
network [Networking]
HERO
Hazards of
Electromagnetic Radiation to Ordnance
HF
High Fantasy
HF
High Frequency (3-30MHz)
HFE
Human Factors Engineering
HFS
Hierarchical File System
HGA
High Gain Antenna [Space]
HHS
(US Department of) Health
and Human Services
HI
Hawaii
HIIPS
Hud Integrated Information
Processing Services
HLC
Heavy Lift
Capability [Space]
HLL
High-Level
Language
HLV
Heavy Lift Vehicle [Space]
HMC
Halley Multicolor Camera
(on Giotto) [Space]
HMOS
High
performance Metal Oxide Semiconductor (see MOS)
HMS
His/Her Majesty's Ship
HMT
His/Her Majesty's
Transport
HNPA
Home
Numbering Plan Area [Telephony]
HOBIS
HOtel Billing Information System
HOL
High-Order
System
HOTOL
HOrizontal Take-Off and
Landing
HP
Hewlett Packard, Inc.
[Corporate name]
HP
High Pressure
HP
Higher Power (sort of an
AA
HP
Hit Points
HP
HorsePower
HPGe
High Purity
Germanium
HPL/T
High-
Productivity Languages/Tools
HQ
HeadQuarters
HR
Hertzsprung-
Russell (diagram) [Space]
HR
House of Representatives
HRH
Her Royal Highness
HRH
His Royal Highness
HRI
High Resolution Imager (on ROSAT)
[Space]
HS
High School
HSB
Hue, Saturation, Brightness
HSP
High Speed Photometer (on
HST) [Space]
HST
Hawaiian
Standard Time
HST
Hubble Space
Telescope [Space]
HT
High Tension
(as in electric power transmission)
HTK
Hits To Kill
HUAC
House Unamerican Activities Committee
HUD
Heads Up Display
HUD
Housing and Urban
Development [US Government]
HUPD
Harvard University Police Department
HUT
Hopkins Ultraviolet
Telescope (ASTRO package) [Space]
HV
High Voltage
HVAC
Heating, Ventilation, and Air
Conditioning
HW2000
Highway 2000
HWM
High-Water Mark
Hz
HertZ (unit of frequency,
cycles per second)
IAB
Internet
Activities Board [Networking]
IAEA
International Atomic Energy Agency
IANA
Internet Assigned Numbers
Authority (
IANA@
)
IATA
International Air
Transport Association
IAU
International
Astronomical Union [Space]
IAUC
IAU Circular [Space]
IBM
Ingrained Batch Mentality
IBM
International Business
Machines, Inc. [Corporate name]
IBM
Itty Bitty Machines
IBT
Illinois Bell Telephone
IC
Integrated Circuit
IC
Interexchange Carrier [Telephony] (see
also IEC, IXC)
ICB
Interstate
Computer Bank
ICBM
InterContinental Ballistic Missile
ICE
In-Circuit Emulator
ICE
International Cometary
Explorer [Space]
ICI
Imperial
Chemical Industries
ICJ
International
Court of Justice
ICL
International
Computers Ltd.
ICMP
Internet
Control Message Protocol
ICP
Integrated Channel Processor
ICP
Inventory Control Points
ICRC
International Cosmic Ray
Conference
ID
Idaho
ID
IDentification
IDA
Intercommunication Data Areas
IDA
International Dark-sky
Association [Space]
IDA
International
Development Association
IDDD
International Direct Distance Dial
[Telephony]
IDE
Interactive
Development Environments, inc
IDF
Intermediate Distributing Frame
[Telephony]
IDL
Interactive
Data Language [Space]
IDV
Interlibrational Derived Vehicle
[Space]
i.e.
???? (Latin(?): in other
words (?))
IE
Indo-European
IEC
Inter-Exchange Carrier
[Telephony] (see also IC, IXC)
IEE
Institute of Electrical Engineers [UK]
IEEE
Institute of Electrical
and Electronic Engineers
IETF
Internet Engineering Task Force
IF
Intermediate Frequency (as
in IF stage)
IFB
Invitation
For Bids
IFC
International Finance
Corporation
IFC
International
Freighting Corporation
IFF
Identification - Friend or Foe
IFF
Interchange File Format
IFLA
International Federation
of Library Associations
IFR
Instrument Flight Rules [Aviation]
IGES
Initial Graphics Exchange
Standard
IGM
InterGalactic Medium
[Space]
IGY
International Geophysical
Year
IGY
International Geophysical
Year [Space]
IHP
Indicated
HorsePower
IHS
Integrated
Hospital Support
IIA
Information
Industry Association
IIE
Institute of
Industrial Engineers
IIHF
International
Ice Hockey Federation
IIL
Integrated
Injection Logic
ILO
International
Labor Organization
ILS
Instrument
Landing System
ILV
Industrial
Launch Vehicle [Space]
IMF
International
Monetary Fund
IMHO
In My Humble
Opinion [Net jargon]
IMO
In My Opinion
[Net jargon]
IMP
Interface
Message Processor [ARPANET/MILNET] (replaced by
PSN)
IMSL
International Mathematical
Subroutine Library
IN
Indiana
INADS
INitialization and
ADministration System [Telephony]
INRA
Iesus Nazerenus Rex Iudaeorum (Jesus of
Nazareth, King of the Jews)
INRIA
Institut National de Recherche en
Informatique et Automatique
INS
Immigration and Naturalization Service
INTAP
INteroperability
Technology Association for information Processing
INWATS
INward Wide Area Telephone
Service [Telephony]
I/O
Input/Output
IO
Input/Output (sometimes
I/O)
IOC
International Operating
Center [Telephony, US]
IOD
Identified
Outward Dialing
IOOF
International
Order of Odd Fellows
IOTA
Infrared-
Optical Telescope Array [Space]
IOTA
International Occultation Timing
Association [Space]
IOU
I Owe you(U)
IP
Information Provider
[Telephony]
IP
Innings
Pitched
IP
Intermediate Point
IP
Internet Protocol
IPC
Inter-Process
Communication
IPE
Integrated
Programming Environment
IPMS
InterPersonal Message Services
IPS
Inertial Pointing System
[Space]
IPS
Information Processing
Standards
IPSE
Integrated
Project-Support Environment
IQ
Intelligence Quotient (see EQ)
IR
Index Register
IR
Infra-Red
IRA
Individual Retirement Account
IRA
Irish Republican Army
IRAF
Image Reduction and
Analysis Facility [Space]
IRAS
InfraRed Astronomical Satellite [Space]
IRBM
Intermediate Range
Ballistic Missile
IRDS
Information
Resource Dictionary Standard
IRDS
InfraRed Detection Set
IRE
Institute of Radio Engineers (old name
for the now IEEE, which see)
IRM
Information Resources Management
IRMS
Information Resources
Management Service
IRS
Internal
Revenue Service
IRTF
Internet
Research Task Force
IS
Information
Systems
IS
International Standard
[ISO] (Beyond the DIS Stage)
ISA
Industry-Standard Architecture
ISAM
Indexed Sequential Access
Method
ISAS
Institute of Space and
Astronautical Science (Japan) [Space]
ISBD
International
Bibliographic Description
ISC
Information Services Center
ISC
International Switching
Center
ISCH
Interstitial-Cell-
Stimulating Hormone (same as LH)
ISDN
Integrated Services Digital Network
[Telephony]
ISDT
Integrated
Systems Development Tool
ISEE
International Sun Earth Explorer
(usually ISEE-3)
ISF
Information
Systems Factory
ISFUG
Integrated
Software Federal User Group
ISI
Information Sciences Institute
ISM
InterStellar Medium
[Space]
ISO
Infrared Space Observatory
[Space]
ISO
International Organization
for Standardization
ISO
International Standards Organization
[Space]
ISODE
ISO Development
Environment
ISOO
Information
Security Oversight Office
ISPM
International Solar Polar Mission
ISPM
International Solar Polar
Mission (now Ulysses) [Space]
ISR
Institute of Snow Research
ISRG
Independent Space Research
Group
ISV
Independent Software
Vendor
ISY
International Space Year
[Space]
IT
Industrial Technology
IT
Information Technology
ITC
Inter-Task Communication
ITS
Incompatible Timesharing
System
ITT
International Telephone
and Telegraph
ITU
International
Telecommunications Union
ITUSA
IT Users Standards Association
IUE
International Ultraviolet
Explorer [Space]
IUS
Inertial
Upper Stage
IUS
Inertial
Upper Stage [Space]
IUV
Interlibrational Utility Vehicle
[Space]
IXC
Inter-eXchange Carrier
[Telephony] (see also IC, IEC)
IXI
International (pan-European) X.25
Infrastructure
JACM
Journal of
the Association for Computing Machinery
JANET
Joint Academic Network
(UK)
JBS
John Birch Society
JC
Jesus Christ
JC
Joint Compound (plumbing)
JC
Julius Caesar
JC
Junior College
JCA
Jewelry Crafts Association
JCAC
Joint Civil Affairs
Committee
JCAE
Joint
Committee on Atomic Energy
JCEE
Joint Council on Economic Education
JCET
Joint Council on
Educational Television
JCS
Joint Chiefs
of Staff
JD
Justice Department