Computer Abbreviations List

Most commonly and widely used Computer Abbreviations and their full forms list. There are so many abbreviations used in the field of Computer and IT. 

The word abbreviation means a shortened form of a word or phrase. It may consist of a group of letters or words taken from the full version of the word or phrase. For Example, WWW is the abbreviation of the phrase World Wide Web.

So, on this page, I'm going to share with you a list of 240+ most commonly and widely used Computer and IT abbreviations. 


Computer Abbreviations List

Sl. No. Abbreviation Full Name
1. ADActive Directory
2. ADCAnalog to Digital Converter
3.ARPAddress Resolution Protocol
4.AHActive Hub
5.ALActive Link
6.AIArtificial Intelligence
7. ALGOL Algorithmic Language
8. ALU Arithmetic Logic Unit
9.  AMActive Monitor
10.APCIApplication Layer Protocol Control Information
11. APIApplication Program Interface
12. ASCII American Standard Code for Information Interchange
13. ATMAutomated Teller Machine
14.ADFAutomatic Document Feeder
15. BINAC Binary Automatic Computer
16. Bcc Blind Carbon Copy
17. BMPBitmap
18.BASICBeginner's All-purpose Symbolic Instruction Code
19. BCD Binary Coded Decimal 
20. BCR Bar Code Reader
21. BDBlu-ray Disc
23.BIOS Basic Input Output System
24. B2B Business to Business
25. BitBinary Digit
26.BLOGWeb Log
27.BPI Bytes/Bits Per Inch
28.BPL Broadband over Power Line
29. BPSBits Per Second
30.BSNLBharat Sanchar Nigam Limited
31. Ce Carbon Copy
32. CMOS Complementary Metal Oxide Semiconductor
33. CADComputer-Aided Design
34.COBOLCommon Algorithmic Language
35.CPUCentral Processing Unit
36. CRT Cathode Ray Tube
37. CSSCascading Style Sheet
38.CUControl Unit
39. CTCPClient-To-Client Protocol
40. CD-R Compact Disc Recordable
41. CD-ROWCompact Disc Read-Only Memory
42.CD-RWCompact Disc Rewritable
43. CD-R/WCompact Disc-Read/Write
44. CG Computer Graphics
45. CGICommon Gateway Interface
46.COMCommon Object Model
47. CLICommand Line Interface
48. CLR Common Language Runtime
49. CDMACode Division Multiple Access
50.DACDigital to Analog Converter
51. DAP Directory Access Protocol
52. DB Database
53. DBADatabase Administrator
54.DBMSDatabase Management System
55. DCC Direct Client-to-Client
56. DCL Data Control Language
57. DFSDistributed File System
58.DHTMLDynamic HyperText Markup Language
59. DLL Dynamic Link Library
60. DLP Digital Light Processing
61. DMADigital Memory Access
62.DNSDomain Name System
63. DPI Dots Per Inch
64. DRAM Dynamic Random Access Memory
65. DSLDigital Subscription Link
66.DTPDesktop Publishing
67. DVD Digital Video Disc/Digital Versatile
68. DVD-R Digital Video Disc-Recordable
69. DVD-ROMDVD-Read Only Memory
71. DVR Digital Video Recorder
72. DOS Disk Operating System
73. EBCDICExtended Binary Coded Decimal Interchange Code
74.E-CommerceElectronic Commerce
75. EDO Extended Data Out
76. EDP Electronic Data Processing
77. EDSACElectronic Delay Storage Automatic Calculator
78.EEPROMElectrically Erasable Programmable Read-Only Memory
79. E-Mail Electronic Mail
80. ENIAC Electronic Numerical Integrator And Computer
81. EOFEnd Of File
82.EPROMErasable Programmable Read-Only Memory
83. EXEExecutable
84. EDI Electronic Data Interchange
85. FATFile Allocation Table
87. FDC Floppy Disk Controller
88. FDD Floppy Disk Drive
89. FIFOFirst In First Out
90.FORTRANFormula Translation
91. FPU Floating Point Unit
92. FS File System
93. FTPFile Transfer Protocol
94.FPSFrame Per Second
95. FLOPS Floating Point Operations Per Second
96. Gb Gigabit
97. GBGigabyte
98.GIFGraphics Interchange Format
99.GPUGraphics Processing Unit
100. GUI Graphical User Interface
101. HILHigh-Level Language
102.HPFSHigh-Performance File System
103. HDD Hard Disk Drive
104. HSM Hierarchical Storage Management
105. HTMLHyperText Markup Language
106.HTTPHyperText Trasfer Protocol
107.HTTPsHyperText Trasfer Protocol Secure
108. IBM International Business Machine
109. ISInformation System
110.IMInstant Message
111. IMAP Internet Message Access Protocol
112. iOSiPhone Operating System
113.IPInternet Protocol
114. ISDN Integrated Services Digital Network
115. ISOC Internet Society
116. ISPInternet Service Provider
117.ISRInterrupt Service Routine
118. ITInformation Technology
119. JPEG Joint Photographic Experts Group
120. JREJava Runtime Environment
121.JSJava Script
122. KbKilobit
123. KB Kilobyte
124. KHzKilohertz
125.KbpsKilobit Per Second
126. LAN Local Area Network
127. LCD Liquid Crystal Display
128. LDULiquid Display Unit
129.LEDLight Emitting Diode
130. LIFO Last In First Out
131. LPI Lines Per Inch
132. LIPSList Processing
133.MANMetropolitan Area Network
134. Mb Megabit
135. MB Megabyte
136. MBRMaster Boot Record
137.MACMedia Access Control
138. MPEGMoving Picture Expert Group
139. MMS Multimedia Messaging Service
140. MIMEMultipurpose Internet Mail Extension
141.MSNMicrosoft Network
142.MDI Multiple Document Interface
143. MICR Magnetic Ink Character Recognition
144. MIMOMultiple-Input Multiple-Output
145.MIPSMillion Instructions Per Second
146. MIDI Musical Instrument Digital Interface
147. NFS Network File System
148. NICNetwork Interface Card
149.NOSNetwork Operating System
150. OCR Optical Character Recognition
151. OMR Optical Mark Reader
152. OOPObject-Oriented Programming
153.OSOperating System
154. OSS Open Source Software
155. OLE Object Linking and Embedding
156. PANPersonal Area Network
157.PAPPassword Authentication Protocol
158.PC Personal Computer
159. PCL Printed Command Language
160. PDFPortable Document Format
161.PDLProgram Design Language
162.PIO Programmed Input/Output
163. PLA Programmable Logic Array
164. PPMPages Per Minute
165.PPPPoint-to-Point Protocol
166. PPTP Point-to-Point Tunneling Protocol
167. PROM Programmable Read-Only Memory
168. PSTNPublic Switch Telephone Network
169.PSUPower Supply Unit
170. POST Power On Self Test
171. QDR Quad Data Rate
172. QoSQuality of Service
173.QBEQuery By Example
174. RAM Random Access Memory
175. RARP Reverse Address Resolution Protocol
176. RDBMSRelation Database Management System
177.RIPRouting Information Protocol
178. ROM Read-Only Memory
179. ROMB Read Out Motherboard
180. RPGReport Program Generator
181.RTOSReal-Time Operating System
182. RTF Rich Text Format
183. SAN Storage Area Network
184. SCSISmall Computer System Interface
185.SDLSimple DirectMedia Layer
186. SMTP Simple Mail Transfer Protocol
187. SNOBOL String Oriented and Symbolic Language
188. SPService Pack
189.SQLStructured Query Language
190. SRAM Static Random Access Memory
191. SVD Structured VLSI Design
192. SNMPSimple Network Management Protocol
193.SIMSubscriber Identification Module
194. TCP Transmission Control Protocol
195. TDMA Time Division Multiple Access
196. TTATrue Tap Audio
197.TTFTrue Type Font
198. TTS Text-To-Speech
199. TTY TeleType
200. TFTThin-Film Transistor
202. UAC User Account Control
203. UI User Interface
204. UPSUninterruptible Power Supply
205.URIUniform Resource Identifier
206. URLUniform Resource Locator
207. URN Uniform Resource Name
208.USBUniversal Serial Bus
209.ULSIUltra Large Scale Integration
210. UNIVAC Univarsal Automatic Computer
211. UTP Unshielded Twisted Pair
212. VARVariable
213.VBVisual Basic
214. VDD Virtual Device Driver
215. VGA Video Graphic Array
216. VLANVirtual Local Area Network
217.VMVirtual Memory
218. VMS Video Memory System
219. VPNVirtual Private Network
220.VTVideo Terminal
221.VSNLVidesh Sanchar Nigam Limited
222. VDU Visual Display Unit
223. VLSIVery Large Scale Integration
224.VRAMVideo Random Access Memory
225. WAN Wide Area Network
226. WAP Wireless Application Protocol
227. Wi-FiWireless Fidelity
228.WiMaxWorldwide Interoperability for Microwave access
229.WINSWindows Internet Naming Service
230. WLAN Wireless Local Area Network
231. WMAWireless Media Video
232.WPAWi-Fi Protected Access
233. WWAN Wireless Wide Area Network
234. WWW World Wide Web
235. WLLWireless Local Loop
236.WORMWrite Once Read Memory
237. XHTML eXtensible HyperText Markup Language
238. XMLeXtensible Markup Language
239.XNSXerox Network Service
240. XUL XML User Interface Language
241. YBYottabyte
242.ZIFSZero Insertion Force Socket
243.ZIPZone Information Protocol
244. ZISC Zone Instruction Set Computer
245. ZMAZone Multicast Address
246.ZNAZone Network Administration
247. ZB Zettabyte

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