| Nom | Description |
| C HFET | Complementary Heterostructure Field Effect Transistor |
| C SCPI | Compiled SCPI |
| C&C | Command and Control |
| C&T | Chips and Technologies |
| C/D |
| Control Data |
| Control/Data |
| C/N | Carrier to Noise ( ratio ) |
| C/S |
| Client/Server |
| Client/Server ( system ) |
| C/SCC | (IEEE Computer Society) Computer / Standards Coordinating Committee |
| C128 | Commodore 128 [computer] |
| C2 |
| C2 Security Level |
| Command and Control |
| C2D | Character To Decimal |
| C2IS | Command and Control Information Systems mil., USA |
| C2W | Command and Control Warfare |
| C2X | Character To Hexadecimal |
| C3 |
| Command, Control, and Communications |
| Communications Command Control |
| C3E | Commerce Electronique Entre Entreprises |
| C3I |
| Command Control Communications and Intelligence |
| Command, Control, Communications and Intelligence mil., USA |
| Command, Control, Communications, and Intelligence |
| C3IIS | Command, Control, Communications and Intelligence Information Systemsmil., USA, "C3I/IS" |
| C4 |
| Command, Control, Communication, and Computers |
| Command, Control, Communications and Computers mil., USA |
| C4I2 | Command Control Communications Computer Intelligence and Information |
| C4I |
| Command Control Communications Computer and Intelligence |
| Command Control Communications Computers and Intelligence |
| Command, Control, Communications, Computers and Intelligence mil., USA |
| Command/Control/Comp/Comm/Intel |
| C64 | Commodore 64 [computer] |
| C |
| C Programming Language |
| C source code "file name extension" "C" |
| Celsius |
| Centigrade |
| Character |
| Coulomb ( electrical charge ) |
| CA |
| CAble |
| California |
| Cell Arrival |
| Cellular Automata |
| CelluloseAcetat |
| Certificate Authority |
| Certification Authority |
| Certification Authority cryptography |
| Channel Adapter |
| Collision Avoidance |
| Communications Adapter |
| Computer Animation |
| Computer Associates |
| Computer Associates manufacturer |
| Cooperative Agreement |
| Counter Air |
| CAA |
| Centre à Autonomie d'Acheminement |
| Civil Aviation Authority ( UK ) |
| CAAA |
| Channel Aggregation Access Arrangement |
| Clean Air Act Amendments |
| CAAD | Computer Aided Architectural Design |
| CAAG | Compound Average Annual Growth |
| CAAT | Computer Assisted Audit Technique"s" |
| CAB |
| Cabinet "file name extension" "Microsoft" |
| CelluloseAcetoButyrat |
| Compressed Application Binary |
| CABS | Carrier Access Billing System |
| CAC |
| Calling-card Authorization Center |
| Canadian Advisory Committee |
| Carrier Access Code |
| Circuit Administration Center |
| Compact Anechoic Chamber ( EMC ) |
| Computer Aided Crime |
| Connection Admission Control |
| Customer Administration Center |
| CACEAS | Computer Assisted Circuit Engineering and Allocating System |
| CACH | Call Appearance Call Handling |
| CACHEKTS | Call Appearance Call Handling Electronic Key Telephone Service |
| CACS | Customer Administration Communication System |
| CACSE | Computer Aided Control System Engineering |
| CACTIS | Community Automated Counter Terrorism Intelligence System mil., USA |
| CAD/A | Computer Aided Design/analysis |
| CAD/CAM | Computer-Aided Design / Computer-Aided Manufacturing |
| CAD |
| Capital Adequacy Directive |
| Collective Address Designator |
| Computer Aided Design |
| Computer Aided Dispatch |
| Computer Aided Dispatch / Drafting |
| Computer Aided Drafting |
| Computer Assisted Design |
| CADAM | Computer Augmented Design and Manufacturing |
| CADD |
| Computer Aided Design Development |
| Computer Aided Design and Drafting |
| Computer Aided Drafting And Design |
| CADE |
| Client/server Application Development Environment |
| Computer Aided Document Engineering |
| CADS | Computer Assisted Display System |
| CADV | Combined Alternate Data / Voice |
| CAE |
| California Association of Employers |
| Client Application Enabler |
| Client Application Enabler (SQL) |
| Command Application Environment / Common Application Environment |
| Common Application Environment |
| Common Applications Environment |
| Computer Aided Education |
| Computer Aided Engineering |
| Computer-Aided Engineering |
| CAEM | Computer Aided Engineering and Manufacturing |
| CAEN | Chemically Assembled Electronic Nanocomputer |
| CAEX | Computer Aided Exploration |
| CAF | (CICS) Call Attach Facility |
| CAFD | Controllers Automatic message accounting Format Description |
| CAFM | Computer-Aided Facilities Management |
| CAG | Column Address Generator |
| CAGD | Computer Aided Graphics Design |
| CAGR | Compound Annual Growth Rate |
| CAI |
| Call Assembly Index |
| Common Air Interface |
| Computer Aided Inspection |
| Computer Aided Instruction |
| Computer Analog Input |
| Computer Assisted Instruction |
| CAIA | Conference on Artificial Intelligence for Applications |
| CAID | Computer Aided Instrument Design |
| CAIDA | Cooperative Association for Internet Data Analysis |
| CAIN | Conflict Archive on the Internet |
| CAIP |
| Canadian Association of Internet Providers |
| Computer Analysis of Images and Patterns conference |
| CAIRN | Collaborative Advanced Interagency Research Network |
| CAIS |
| Catalyst Adsorptive Insulator Semiconductor |
| Collocated Automatic Intercept System |
| Common APSE Interface Specification |
| Common Apse Interface Set |
| CAIST | Center for Advanced Science and Technology ( Troy NY ) |
| CAIT | Central Academy of Information Technology |
| CAL |
| CAN Application Layer |
| Calendar |
| Client Access License |
| Clocked Adiabatic Logic |
| Common Application Language |
| Common Assembler Language |
| Computer Aided |
| Computer Aided Learning |
| Computer Aided Logistics |
| Computer Assisted Learning |
| Controlled Axial Lifetime ( diode ) |
| Conversational Algebraic Language |
| CALC | Carrier Access Line Charge / Customer Access Line Charge |
| CALEA | Communications Assistance for Law Enforcement Act |
| CALL |
| Computer Aided Language Learning |
| Control Application Link Layer |
| CALMA | Combinatorial Algorithms for Military Applications |
| CALRS | Centralized Automatic Loop Reporting System |
| CALS |
| Computer Aided Acquisition in Logistic Support |
| Computer Aided Logistics Support |
| Computer aided Acquisition and Logistics Support |
| Computer-aided Acquisition and Logistic Support |
| Continuous Acquisition and Life cycle Support |
| Continuous Aquisition and Life cycle Support |
| CALTECH | CALifornia institute of TECHnology ( Pasadena CA ) |
| CAM |
| Categorical Abstract Machine |
| Cellular Automata Machine |
| Channel Access Method |
| Common Access Method |
| Computer AIDS Ministries |
| Computer Aided Manufacturing |
| Content Addressable Memory |
| Content Addressed Memory |
| Contents Addressable Memory |
| CAMA | Centralized Automatic Message Accounting |
| CAMAC |
| Computer Aided Measurement and Control |
| Computer Automated Measurement And Control |
| CAMELIA | Conception d'Applications et de Moyens d'Evaluation des Liaisons de données pour l'ATM |
| CAMIS | Computer Assisted Minimally Invasive Surgery |
| CAML | Categorical Abstract Machine Language |
| CAMM | Computer Assisted Material Management |
| CAN OPUS | CAN OPen User System ( protocol ) |
| CAN |
| CANcel ( ASCII control code ) |
| Campus-Area Network |
| Cancel |
| Complete Area Networks |
| Controller Area Network |
| Convertisseur Analogique Numérique |
| CANARIE | Canadian Network for the Advancement of Research Industries and Education |
| CANBUS | Conroller Area Network Bus |
| CANOE | Canadian Online Explorer |
| CANTRAN | Cancel Transmission |
| CAO |
| Computer Aided Office |
| Conception Assistee par Ordinateur |
| CAP/QAM | Carrierless Amplitude;Phase modulation/Quadrature Amplitude Modulation |
| CAP |
| CTM Access Profile ( DECT ) |
| Cable Access Point |
| Capture "file name extension" |
| Carrierless Amplitude Phase [modulation] |
| Carrierless Amplitude and Phase |
| Carrierless Amplitude and Phase ( modulation ) |
| Carrierless Amplitude and Phase Modulation |
| Central Arbitration Point |
| Columbia AppleTalk Package |
| Combat Air Patrol |
| Communication Application Platform |
| Communications electronics Accommodation Program |
| Competitive Access Provider |
| Component Approval Process |
| Computer Aided Planning |
| Computer Aided Publishing |
| Continuous Anti virus Protection |
| CAPD |
| Computer Automated Performance Data |
| Computing To Assist Persons With Disabilities |
| CAPE |
| Computer Applications in Production and Engineering conference, IFIP |
| Concurrent Art to Product Environment |
| Copmputer Aided Production Engineering |
| CAPI |
| Common Application Programming Interface |
| Common ISDN API |
| Common ISDN Application Programming Interface |
| Communication Application Program Interface |
| Crypto Application Programming Interface |
| Cryptography Application Pprogramming Interface cryptography, API |
| CAPP | Computer Aided Process Planning |
| CAPRI | Code Address Private Radio Intercom |
| CAPS |
| Capitals |
| Cassette Programming System |
| Computer Aided Polymer Selection |
| CAPSL | CAnnon Printing System Language "Canon", "CaPSL" |
| CAQ | Computer Aided Quality [control] |
| CAR |
| Central Access Routing |
| Committed Access Rate |
| Computer Aided Retrieval |
| Computer Assisted Radiology |
| Computer Assisted Retrieval |
| CARCAS | Computer Aided aRchiving and Change Accounting System |
| CARDS |
| CALMA Automated Routing and Design System |
| Central Archive for Reusable Defense Software mil., USA |
| CARE | Computer Assistance Resource Exchange |
| CARES | Customer Automated REplenishment System |
| CARL |
| Colorado Alliance of Research Libraries |
| Compressor Aero Research Laboratory |
| CARLOS | Computer Aided Real Language Orthographic System |
| CARO | Computer Antivirus Research Organisation |
| CAROT | Centralized Automatic Reporting On Trunks |
| CART |
| Classification And Regression Tree ( neural network ) |
| Classification And Regression Trees (algorithm) |
| Computer Assisted Radar Tomography |
| CAS |
| CPE Alerting Signal |
| Cataract Analysis System |
| Centralized Attendent Service |
| Centralized Attendent System |
| Channel Associated Signaling |
| Circuit Associated Signaling |
| Close Air Support |
| Column Address Select/Strobe |
| Column Address Strobe |
| Communicating Application Specification |
| Communicating Applications Specification |
| Communication Application System |
| Communications Application Specification |
| Computer Aided Selling |
| Computer Aided Styling |
| Computer Algebra System |
| Computerized Autodial System |
| Cost Accounting Standards |
| Customer Administrative Services |
| CASE |
| Common Application Service Element |
| Common Application Service Elements |
| Computer Aided Software Engineering |
| Computer Aided Software Engineering / Computer Assisted Software Engineering |
| Computer And Systems Engineering |
| CASENET | Computer And Systems Engineering Network |
| CASH | Computer Aided Service Handling "Ashton Tate", "C.A.S.H." |
| CASL | Crosstalk Application Scripting Language |
| CASS |
| Coding Accuracy Support System |
| Common Address Space Section |
| Computer Assisted Search Service |
| CASSIS | Classified and Search Support Information System |
| CASSIST | Configuration Assistance Utility |
| CAST | Computer Aided Software Testing |
| CAT |
| Catalog "file name extension" |
| Central Alaska Time [ 1000] |
| Common Authentication Technology |
| Computer Adaptive Test |
| Computer Aided Technology fair |
| Computer Aided Telephony |
| Computer Aided Test |
| Computer Aided Testing |
| Computer Aided Tomography |
| Computer Aided Transcription |
| Computer Assisted Tomography |
| Computer Assisted Translation |
| Computerized Axial Tomography |
| Computerized Axial Tomography ( medical diagnostics ) |
| Concatenate |
| Craft Access Terminal |
| SCAN Computerized Axial Tomography Scan |
| CATA | Canadian Advanced Technology Association |
| CATI |
| Computer Aided Telephone Interview |
| Computer Aided Telephone Interviewing |
| CATIA | Computer Assisted Tri dimensional Interactive Applications |
| CATIS | Computer Assisted Tactical Information System mil., USA |
| CATLAS | Centralized Automatic Trouble Locating and Analysis System |
| CATNIP |
| Common ArchiTecture for Next generation Internet Protocol |
| Common Architecture for the Internet Protocol |
| CATS |
| Commodore Amiga Technical Support |
| Computer Assisted Training System |
| CATT | Computer Assisted Technolgy Transfer |
| CATV |
| Cable Television |
| Community Antenna Television |
| CAU/LAM | Controlled Access Unit / Lobe Attachment Module |
| CAU |
| Command / Arithmetic Unit |
| Controlled Access Unit |
| CAUCE | Coalition Against Unsolicited Commercial Email |
| CAV | Constant Angular Velocity |
| CAVE |
| Cave Automatic Virtual Environment |
| Cave for Automated Virtual Environment |
| Computer Assisted Virtual Environment |
| Computer Automatic Virtual Environment |
| CAVERN | CAVE Research Network |
| CAVO | Computer Associates Visual Objects "CA, DB", "CA VO" |
| CAW |
| Channel Address Word |
| Control of Asbestos at Work |
| CAX | Community Automatic Exchange |
| CAZ | Commutating Auto Zero |
| CA³D | Coherent Adaptive Antenna Array Diversity |
| CB |
| C Beautifier |
| Certification Board |
| Citizen Band |
| Citizens Band |
| Citiziens Band |
| Clear Bit |
| Competent Body ( EMC directive ) |
| Complementary Bipolar ( process ) |
| CBA | Cell Based Array |
| CBASIC | Commercial Beginners All purpose Symbolic Instruction Code |
| CBB | Configurable Building Block ( FPGA ) |
| CBBS | Computerized Bulletin Board System |
| CBC |
| Cipher Block Chaining |
| Cipher Block Chaining [mode] DES, DESE, RC5, cryptography |
| Complementary Bipolar CMOS ( process ) |
| Cypher Block Chaining |
| CBCP | CallBack Control Protocol |
| CBCR | Channel Byte Count Register |
| CBCS | Computer Based Conversation System |
| CBD |
| Commerce Business Daily |
| Component Based Development |
| CBDB | Currency and Banking DataBase |
| CBDF | Character Bitmap Distribution Format |
| CBDS |
| Connectionless Broadband Data Service |
| Connectionless Broadband Data Service Europe |
| CBE |
| Certified Banyan Engineer |
| Circuit Breakers for Equipment |
| Computer Based Education |
| CBEMA/ITIC | Computer Business Equipment Manufacturers Association/Information Technology Industry Council |
| CBEMA |
| Computer & Business Equipment Manufacturers Association org. |
| Computer and Business Equipment Manufacturers Association |
| Computer and Business Equipment Manufacturers' Association |
| CBF | Code Behind Form |
| CBGA |
| Ceramic Ball Grid Array |
| Ceramic Ball and Grid Array |
| Chip scale Ball Grid Array |
| CBI |
| Circuit Board Indicator |
| Computer - Based Instruction |
| Computer Based Instruction |
| Computer Based Instruction\Instrumentation |
| CBIC |
| Cell Based Integrated Circuit |
| Complementary Bipolar Integrated Circuit |
| CBIOS | Compatibility Basic Input Output System |
| CBIRS | Content Based Image Retrieval System |
| CBL |
| COBOL source code "file name extension" |
| Cadence Berkeley Labs |
| Computer Based Learning |
| CBM |
| Commodore Business Machine |
| Commodore Business Machines |
| CBMS |
| Computer - Based Messaging System |
| Computer Based Mail System |
| Connectionless Broadband Data Service |
| CBO | Continuous Bitstream Oriented |
| CBQ | Class Based Queuing |
| CBR |
| Case Based Reasoning |
| Computer Based Reasoning |
| Constant Bit Rate |
| Constant Bit Rate ( ATM ) |
| Constant Bit Rate / Continuous Bit Rate |
| CBS |
| Certified Banyan Specialist |
| Common Bom System |
| CrossBar Switching |
| Cycle Based Simulation |
| CBSD | Component-Based Software Development |
| CBT |
| Canon Buffer Transmission |
| Computer Based Training |
| Core Based Tree [multicast protocol] |
| CrossBar Technology ( switch ) |
| CBU | Costumization Business Unit |
| CBW | Convert Byte to Word |
| CBX |
| Computer Controlled Branch Exchange |
| Computerized Branch eXchange |
| Computerized Business Exchange / Computerized Branch Exchange |
| CC/VL | Constant Current Voltage Limited ( power supply ) |
| CC: | Carbon Copy |
| CC |
| C Compiler |
| Call Center |
| Call Control |
| Calling Card |
| Carbon Copy |
| Card Code |
| Card Column |
| Central Control |
| Clearing Center |
| Client Company |
| Closed Captitioning ( TV ) |
| Cluster Controller |
| Common Control |
| Communications Computer |
| Computer Center |
| Connect Confirm / Connection Confirm |
| Continuity Cell |
| Control Computer |
| Controller Card |
| Cost Center |
| Country Code |
| Courtesy Copy |
| Credit Card |
| Cross Connector |
| CCA |
| Clear Channel Assessment ( IEEE 802.11 ) |
| Conceptual Communications Area |
| CCAF | Call Control Agent Function |
| CCAPH | Communications and Computer Applications in Public Health |
| CCB |
| Character Control Block |
| Command Control Block |
| CCC |
| Candle Command Center |
| Central Control Complex |
| Ceramic Chip Carrier |
| Chaos Computer Club |
| Chaos Computer Club org. |
| Clear Channel Capability |
| Color Conversion Context |
| Component Communication and Coordination ( ASAM ) |
| Computer Control Center |
| Copyright Clearance Center ( Inc. Danvers MA ) |
| Cube Connected Cycles |
| CCCA | Campus Computer Communication Association |
| CCCB | Completion Code Control Block |
| CCCH | Common Control CHannel |
| CCCI | Center for Cyber Communities Initiative |
| CCCN | Customs Harmonised Commodity Code |
| CCD |
| Cash Concentration and Disbursement |
| Charge Coupled Device |
| Charge-Coupled Device |
| Charged Couple Device |
| Charged Coupled Device |
| Customer Configuration Document |
| CCDN | Corporate Consolidated Data Network |
| CCE |
| Channel Command Entry |
| Configurable Combinatorial Element ( FPGA ) |
| Connection Control Entity |
| Continuous Comprehensive Evaluation |
| [visual basic] Control Creation Edition |
| CCEB | Combined Communications Electronics Board |
| CCEP | Commercial COMSEC Endorsement Program |
| CCETT |
| Centre Commun d'Etudes de Telediffusion et Telecommunications |
| Centre Commun d'Etudes et de Telediffusion et Telecommunications |
| CCF |
| Central Computer Facility |
| Cobol Communications Facility |
| Connection Control Function |
| Controller Configuration Facility |
| Cross Correlation Function |
| CCFL |
| Cold Cathode Fluorescent Lamp |
| Cold Cathode Fluorescent Lighting/Lamp |
| CCFT | Cold Cathode Fluorescent Tube |
| CCH/SP | Harmonization Coordination Committee Permanent Secretariat |
| CCH |
| Channel Check Handler |
| Connections per Circuit per Hour |
| CCHS | Cylinder Cylinder Head Sector |
| CCI |
| Common Client Interface |
| Cyber Crime International |
| CCIA | Computer and Communication Industry Association |
| CCIC | Commitee on Computing, Information, and Communications |
| CCIE | Cisco Certified Internetwork Expert |
| CCIP |
| (IEEE) Committee on Communications and Information Policy |
| Continuously Computed Impact Point |
| CCIR |
| Comite Consultatif Internationale de Radiocommunications / International Consultative |
| Comité Consultatif International des Radiocommunications |
| CCIRN |
| Coordinating Committee for Intercontinental Research Network |
| Coordinating Committee for Intercontinental Research Networks |
| Coordinating Committee of International Networks org. |
| CCIS | Common Channel Interoffice Signaling |
| CCITT |
| Comite Consultatif International Telegraphique et Telephonique |
| Comite Consultatif International Telegraphique et Telephonique/ Consultative Committee for International Telegraph and Telephone |
| Comité Consultatif International Téléphonique et Télégraphique |
| Consultative Committee for International Telegraph and Telephone |
| Consultative Committee for International Telephony and Telegraphy / Committee Consulti |
| Consultative Committee on International Telephone and Telegraph |
| CCL |
| Cerberus Central Limited manufacturer |
| Common Command Language |
| Connection Control Language |
| Connection/Cursor Control Language |
| Console Command Language |
| CCM |
| Change Configuration Management |
| Charge Coupled Memory |
| Configurable Controller Methodology |
| Continuous Conduction Mode ( SMPS ) |
| Corba Component Mode |
| Counter Countermeasure |
| CCMC | Cryptologic Communications Management Center |
| CCN | Center for Civic Networking |
| CCNC |
| Common Channel Network Controller |
| Computer / Communications Network Center |
| CCNUMA |
| Cache Coherent Non Uniform Memory Access "SMP, NUMA", "cc NUMA" |
| Cache Coherent NonUniform Memory Architecture (usually as ccNUMA) |
| CCO |
| Cisco Connection Online ( Cisco Systems, San Jose CA ) |
| Current Controlled Oscillator |
| CCP |
| Certified Computing Professional |
| Character Control Protocol |
| Command Console Processor |
| Communications Control Program |
| Compact Communication Products |
| Compression Control Protocol |
| Console Command Processor |
| Consumer Controller Processor ( Zilog ) |
| [PPP] Compression Control Protocol |
| CCPIT | China Council for the Promotion of International Trade |
| CCPT | Controller Creation Parameter Table |
| CCR |
| Channel Control Routine |
| Commitment Concurrency and Recovery |
| Commitment, Concurrency and Recovery |
| Commitment, Concurrency, and Recovery |
| Current Cell Rate |
| Current Cell Rate ( ATM ) |
| Customer Controlled Reconfiguration |
| CCRMA | Center for Computer Research in Music and Acoustics |
| CCROS | Card Capacitor Read Only Store |
| CCRP | Continuosly Computed Release Point |
| CCRSE | Commitment, Concurrency, and Recovery Service Element |
| CCS7 | Common Channel signaling System 7 |
| CCS |
| C Compiling System |
| Calling Card Service |
| Cambridge Cybernetic Society org. |
| Centum (hundreds) Call Seconds |
| Charge Control System |
| Color Calibration System "file name extension" |
| Common Channel Signaling |
| Common Channel Signaling (sometimes as CCS7) |
| Common Channel Signalling |
| Common Command Set |
| Common Communications Services |
| Common Communications Support |
| Communications Computer Systems, "C CS" |
| Computerized Charging System |
| Continuous Commercial Service |
| Continuous Composite Servo |
| Cryptographic Checksum |
| CCSA | Common Control Switching Arrangement |
| CCSD | Cellular Circuit Switched Data |
| CCSID | Coded Character Set IDentification |
| CCSL | Compatible Current Sinking Logic |
| CCSN | Common Channel Signalling Network |
| CCSS7 | Common Channel Signaling System 7 |
| CCSS |
| Common Channel Signaling System |
| Cryptologic Combat Support System |
| CCSTN | Color Codes Super Twisted Nematic ( LCD ) |
| CCSY | Cooperative Computing System Program |
| CCT |
| CNMA Conformance Testing |
| Carriage Control Tape |
| Central Control Terminal |
| China Coast Time [+0800] |
| Cumulative Cycle Time |
| CCTA | Central Computer and Telecommunications Agency |
| CCTAC | Computer Communications Trouble Analysis Center |
| CCTLD | Country Code Top Level Domain |
| CCTV | Closed Circuit TeleVision |
| CCU |
| COLT Computer Unit |
| Cache Control Unit |
| Central Control Unit |
| Channel Control Unit |
| CCUTF | Corrupt Computer Underground TaskForce |
| CCV |
| C bit Coding Violation [error event] |
| Calling Card Validation |
| CCW |
| Channel Command Word |
| Command and Control Warfare |
| Counterclockwise |
| CD DA | Compact Disk Digital Audio |
| CD E | Compact Disk Erasable |
| CD I |
| Compact Disc Interactive |
| Compact Disk Interactive |
| CD MO | Compact Disk Magneto Optical |
| CD R |
| CD Recordable |
| Compact Disk Recordable |
| CD RAM | Cached RAM |
| CD RDx |
| Compact Disk ROM Data exchange |
| Compact Disk Read Only Memory Data Exchange Standard |
| CD ROM |
| Compact Disk ROM |
| Compact Disk Read Only Memory |
| Consumer Device Rendered Obsolete in Months |
| CD RTOS | Compact Disk Real Time Operating System |
| CD RW |
| Compact Disc ReWritable |
| Compact Disk Rewritable |
| CD SD | Compact Disk Super Density |
| CD V | Compact Disk Video |
| CD WO | Compact Disk Write Once |
| CD XA | Compact Disk Extended Architecture |
| CD+G | Compact Disk plus Graphics |
| CD-DA | Compact Disc Digital Audio (red book) |
| CD-I | Compact Disc digital Interactive (green book) |
| CD-R | Compact Disc Recordable |
| CD-ROM | Compact Disc Read Only Memory |
| CD-RW | Compact Disc ReWritable |
| CD |
| (modem) Carrier Detect |
| Capability Data |
| Carrier Detect |
| Change Directory |
| Change Directory (DOS) |
| Collision Detection |
| Color Display |
| Committee Draft |
| Compact Disc |
| Compact Disk |
| Current Data |
| CDA |
| CD Audio Track "file name extension" |
| Call Data Accumulator |
| Capability Data Acknowledgment |
| Central Design Activity |
| Coin Detection and Announcement |
| Communications Decency Act |
| Compound Document Architecture |
| Controller Desktop Advisor |
| Crash Dump Analyzer |
| CDAR | Customer Dialed Account Recording |
| CDB |
| Command Descriptor Block |
| Common Data Base |
| Corporate Data Base |
| CDBS |
| Connectionless Broadband Data Service |
| Connectionless Data Bearer Service |
| CDBT | Compact Disk Based Training |
| CDBX | Computerized Digital Branch eXchange |
| CDC |
| Call Directing Code |
| Central Directory Component |
| Check Digit Configuration |
| Clock Distribution Circuit |
| Control Data Corporation |
| Control Data Corporation manufacturer |
| Cult of the Dead Cow |
| Current Data Checking |
| CDCCP | Control Data Communications Control Procedure |
| CDCF | Cumulative Discounted Cash Flow |
| CDCI | Cult of the Dead Cat, Inc. |
| CDD |
| Common Data Dictionary |
| Component Design Document |
| CDDA |
| CDROM Direct Access |
| Compact Disc Digital Audio (red book) |
| Compact Disk Digital Audio CD, digital audio, "CD DA" |
| CDDI |
| Copper Distributed Data Interface |
| Copper based Distributed Data Interface ( FDDI over STP ) |
| CDDM | Clock Driven Design Methodology |
| CDE |
| Common Desktop Environment |
| Compact Disk Erasable "CD", "CD E" |
| Complex Data Entry |
| Cooperative Development Environment |
| CDF |
| Channel Data Format |
| Channel Definition Format |
| Combined Distributing Frame |
| Comma Delimited Format "file name extension" |
| Compound Document Framework |
| Cumulative Distribution Function |
| CDFG | Control Data Flow Graph ( format ) |
| CDFS |
| CD-ROM File System |
| Compact Disc File System |
| Compact Disk File System |
| Core Driven Fan Stage |
| CDG | Compact Disk + Graphics "CD", "CD+G" |
| CDI |
| Capacitive Discharge Ignition |
| Circle Digit Identification |
| Collector Diffusion Isolation ( transistor ) |
| Compact Disc digital Interactive (green book) |
| Compact Disk Interactive "CD", "CD I" |
| CDIA | Certified Document Imaging Architect |
| CDIF | CASE Data Interchange Format |
| CDIP | Ceramic Dual In-line Package |
| CDK | Control Development Toolkit |
| CDL |
| Capacitance Driven Layout |
| Computer Design Language |
| Core Diode Logic |
| CDLC | Channel Data Link Control |
| CDM |
| Charged Device Model ( ESD ) |
| Code Division Multiplex |
| Compressed Data Mode |
| Custom Device Module |
| CDMA |
| Code Division Muliple Access |
| Code Division Multiple Access |
| Code Division Multiplex Access |
| CDMF | Commercial Data Masking Facility |
| CDMIDI | Compact Disk + Musical Instruments Digital Interface "CD, MIDI", "CD+MIDI" |
| CDMO | Compact Disk Magneto Optical "CD", "CD MO" |
| CDMP | Cellular Digital Messaging Protocol |
| CDMS | Communication Driver Maintenance System |
| CDN | Caldera Desktop for Network |
| CDO |
| Collaboration Data Objects |
| Community Dial Office |
| CDOE | Common Desktop Operating Environment |
| CDOS | Concurrent Disk Operating System |
| CDP |
| Certificate In Data Processing |
| Conditional Di Phase |
| CDPC | Cellular Digital Packet Data |
| CDPD | Cellular Digital Packet Data |
| CDPN | Calling Party Number |
| CDPR | Customer Dial Pulse Receiver |
| CDR |
| Call Detail Record |
| Call Detail Recording |
| Call Dial Rerouting |
| Clock and Data Recovery |
| Common Data Representation |
| Compact Disc Reader |
| Compact Disc Recordable |
| Compact Disk Recordable "CD", "CD R" |
| Compact Disk Recorder |
| Computer Disaster Recovery |
| CorelDRAW "file name extension" "Corel" |
| CDRA | Character Data Representation Architecture |
| CDRAM |
| Cache Dynamic Random Access Memory |
| Cached Dynamic Random Access Memory |
| CDRH | Center for Devices and Radiological Health |
| CDRL | Contract Data Requirements List |
| CDRM | Cross DOMAIN Ressource Manager |
| CDROM |
| Compact Disc Read Only Memory |
| Compact Disk Read Only Memory "CD", "CD ROM" |
| Compact Disk ROM |
| CDROMXA | Compact Disk ROM / eXtended Architecture "CD, MPC", "CD ROM/XA" |
| CDRW |
| Compact Disc ReWritable |
| Compact Disk ReWritable "CD", "CD RW" |
| CDS |
| Cell Directory Service |
| Circuit Design System |
| Compound Document Service |
| Conceptual Data Store |
| Correlated Double Sampling |
| Craft Dispatch System |
| Current Directory Structure |
| CDSA |
| Calling Party Sub Address |
| Common Data Security Architecture |
| Common Data Securuty Architecture HP, cryptography |
| CDSL |
| "See DSL" |
| Consumer Digital Subscriber Line |
| Consumer Digital Subscriber Line ( Rockwell ) |
| CDSS | Creative Decision Stimulation Systems |
| CDT |
| Call Data Transmitter |
| Cambridge Display Technology ( Inc. Cambridge England ) |
| Cell Delay Tolerance |
| Center for Democracy and Technology |
| Central Daylight Time [ 0500] |
| Communications Display Terminal |
| Corel Draw Template "file name extension" |
| CDTV | Commodore Dynamic Total Vision |
| CDU | Control Display Unit |
| CDUGD | Computer Down UnderGround Digest |
| CDV |
| Cell Delay Variation |
| Check Digit Configuration |
| CDVT |
| Cell Delay Variation Tolerance |
| Cell Delay Variation Tolerance ( ATM ) |
| CDW | Computer Discount Warehouse |
| CDWO | Compact Disk Write Once "CD", "CD WO" |
| CDX | Compound Index "file name extension" "Fox Pro" |
| CD_CHRDY | Card Channel Ready |
| CE |
| Cache Enable |
| Chip Enable |
| Classing Engine |
| Clear Entry ( key ) |
| Collision Elimination |
| Communaute / Comunique Europeenne Europe |
| Communications Electronics, "C E" |
| Communications Entity |
| Compact Edition |
| Conformité Européene / Certified Europe |
| Connection Endpoint |
| Consumer Electronics (as in the version of Windows CE) |
| Contract Engineer |
| Convert Enable |
| CEA |
| Commissariat a l'Energie Atomique |
| Components for Evaluation and Analysis ( ASAM ) |
| CEARCH | Cisco Educational ARCHive |
| CEBEC | Comité Electrotechnique Belge |
| CEBIT | welt CEntrum Buero Information Telekommunikation fair, "CeBIT" |
| CEC |
| Certified E Commerce Consultant |
| Commission of European Communities |
| CECC | CENELEC Electronic Components Committee |
| CEDEX | Courrier d'Entreprise à Distribution Exceptionnelle |
| CEECEB | Central and Eastern European Countries EDIFACT Board |
| CEF |
| Cable Entrance Facility |
| Comité Electrotechnique Français |
| CEFRIO | Centre Francophone de Recherche en Informatisation des Organisations |
| CEG |
| Consumer Electronics Group ( EIA ) |
| Continuous Edge Graphics |
| CEGL | Cause Effect Graph Language |
| CEI |
| Cabin Equipment Interface |
| Commission Electronique Internationale |
| Comparably Efficient Interconnection |
| Conducted Electromagnetic Interference |
| Connection Endpoint Identifier |
| CEL | California Eastern Laboratories ( Santa Clara ) |
| CELP |
| Card Edge Low Profile |
| Card Edge Low Profile [socket] |
| Code Excited Linear Prediction |
| Code Excited Linear Predictive Coding |
| CEM |
| Contract Electronics Manufacturer |
| Conventional Electron Microscope |
| CEMA | Consumer Electronics Manufacturers Association |
| CEMS | Constituent Electronic Mail System |
| CEN |
| Comite Europeen de Normalisation (European Committee for Standardization) |
| Comite Europeen de Normalisation Europa, Brussels |
| Comité Européen de Normalisation |
| CENELEC |
| Comite Europeen de Normalisation ELECtrotechnique |
| Comite Europeen de Normalisation Electrique (European Committee for Electrical Standar |
| Comité Européen de Normalisation Electrotechnique |
| CENTREX | CENTRal EXchange |
| CEO |
| Chief Executive Officer |
| Comprehensive Electronic Office |
| CEOP | Conditional End Of Page |
| CEP |
| Canon Express Protocol |
| Circular Error Probable |
| Connection EndPoint |
| Corporate Electronic Publishing |
| CEPAC | CMOS Ein Platinen Allzweck Computer |
| CEPI | Connection EndPoint Identifier |
| CEPIS | Council of European Professional Informatics Societies |
| CEPT |
| Comite Europeen des Administrations des Postes et des Telecommunications (European Com |
| Conference of European Postal and Telecommunications administrations |
| CER |
| Canonical Encoding Rules |
| Cell Error Ratio |
| CERAM |
| Centre d'Enseignement et de Recherche Appliquée au Management |
| Centre d'Etudes et de Recherches Audiovisuelles et Multimédias |
| CERFA | Centre d'Etudes et de Réforme des Formulaires Administratifs |
| CERFNET |
| California Education and Research Federation Network |
| California Educational and Research Federation NETwork network, "CERFNet" |
| CERMET | CERamic METal ( compound used with trim pots ) |
| CERN |
| Conseil Europeen pour la Recherche Nucleaire (European Center for Nuclear Research) |
| Conseil Europeenne pour la Recherche Nucleaire |
| Conseil Européen pour la Recherche Nucléaire |
| The European Particle Physics Laboratory |
| CERT | Computer Emergency Response Team |
| CES |
| C bit Errored Seconds |
| Circuit Emulation Service |
| Circuit Emulation Service / Circuit Emulation Specification |
| Common Elements of Service |
| Consumer Electronics Show |
| Consumer Electronics Show ( Las Vegas ) |
| Consumer Electronics Show fair, USA |
| CESAM | Centre d'Expertise et de Services en Applications Multimédias |
| CESAR | Central Employment Search And Retrieval |
| CESD | Composite External Symbol Dictionary |
| CESP | Centre d'Etude des Supports de Publicité |
| CET |
| Central European Time |
| Central European Time [+0100] |
| Centro de Estudes de Telecomunicoes |
| Computer - Enhanced Telephony |
| CETI | Communication with Extra Terrestrial Intelligences |
| CETRA | China External TRAde development center ( Taiwan ) |
| CEU | Continuing Education Unit |
| CEV | Control Environmental Vault / Controlled Environment Vault |
| CF |
| Carrier Flag |
| Carry Flag |
| Carry Flag assembler |
| Central Facility |
| Coin First |
| CompactFlash ( card ) |
| Configuration File |
| Conversion Facility |
| CFA |
| Center for Architecture |
| Code Fiels Address |
| CompactFlash Association |
| Current Feedback Amplifier |
| CFAC | Call Forwarding All Calls |
| CFAR | Constant False Alarm Rate ( RADAR ) |
| CFB |
| (K-bit) Cipher Feedback |
| Cipher FeedBack [mode] cryptography, DES |
| Cipher Feedback |
| Color Frame Buffer |
| Complex Functional Block ( ASSP ) |
| Configurable Function Block |
| CFC |
| ChloroFluoroCarbon |
| Continuous Function Chart |
| Current to Frequency Converter |
| CFCA | Communications Fraud Control Association |
| CFD |
| Call For Discussion |
| Call For Diskussion |
| Computational Fluid Dynamics |
| Computational Fluid Dynamics [applications] |
| CFE |
| Center for Engineering |
| ConFiguration Enable ( GPIB ) |
| CFF |
| Compact Font Format |
| Critical Fusion Frequency |
| CFG | Configuration "file name extension" |
| CFHT | Canada France Hawaii Telescope |
| CFI |
| CAD Framework Initiative |
| Common Flash memory Interface |
| CFIA | Component Failure Impact Analysis |
| CFIPT | Customer Focused Integrated Product Team |
| CFIT | Controlled Flight into Terrain |
| CFL | Cold Cathode Fluorescent Lighting |
| CFM |
| Code Fragment Manager |
| ConFiguration Management |
| Continuous Flow Management |
| Cubic Feet per Minute |
| CFMC | Committee to Fight Microsoft Corporation |
| CFML | ColdFusion Markup Language |
| CFMS | Chained File Management System |
| CFO | Chief Financial Officer |
| CFP |
| (Conference on) Computers, Freedom, and Privacy |
| Call For Papers |
| CFR |
| Code of Federal Regulations |
| Computerized Facial Recognition |
| CFS |
| Caching/Common File System |
| Center for Standards |
| Color Field Sequential ( technique in LCoS displays ) |
| Continuous Forms Stacker |
| CFV |
| Call For Vote "Internet, Usenet", "CfV" |
| Call For Votes |
| CG |
| Centre of Gravity |
| Channel Grant |
| Character Generator |
| Chassis Ground |
| Clock Generator |
| Computer Graphics |
| Control Gate |
| CGA |
| Color Graphics Adapter |
| Colour Graphics Adapter |
| Graphics Communications Association org. |
| CGARI | Graphics Communications Association Research Institute |
| CGC | Clock Generator Circuit |
| CGCM | Certified Graphic Communications Manager |
| CGE | Common Graphics Environment |
| CGI BIN | Common Gateway Interface Binary |
| CGI |
| Common Gateway Interface |
| Computer Generated Imagery |
| Computer Generated Images |
| Computer Graphics Interface |
| Computer Graphics International conference |
| CGK | Computer Gesellschaft Konstanz ( mbH Konstanz Germany ) |
| CGM |
| Computer Graphics Metafile "file name extension" |
| Computer Graphics Metafile (usually as .CGM) |
| Graph "file name extension" "Lotus 1 2 3" "LDC" |
| CGMID | Character Generation Module Identifier |
| CGMIF |
| Computer Graphic Metafile Interchange Format |
| Computer Graphics Metafile Interchange Format |
| CGMS | Copy Generation Management System |
| CGN | Concentrator Group Number |
| CGPN | Calling Party Number |
| CGRM | Computer Graphics Reference Model |
| CGS |
| Clock Generation and Support |
| Constructive Solid Geometry (modelers) |
| Continuous Grain Silicon |
| CGSA | Cellular Geographic Serving Area |
| CGSB | Canadian Government Specifications Board |
| CGVDI | Computer Graphic Virtual Device Interface |
| CH | Contract House |
| CHAID |
| CHisquard Automatic Interaction Detector / Detection |
| Chi-square Automatic Interaction Detector |
| CHAMPUS | Civilian Health and Medical Program of the Uniformed Services |
| CHAP |
| Challenge Handshake Authentication Protocol |
| [PPP] Challenge Handshake Authentication Protocol |
| CHAR | Character |
| CHAT | Conversational Hypertext Access Technology |
| CHCK | Channel Check |
| CHCP |
| CHange Code Page |
| CHange Code Page (Novell DOS) |
| CHCV | Channel Control Vector |
| CHDIR |
| Change Directory |
| Change Directory (DOS) |
| CHDL | Computer Hardware Description Language |
| CHDS | Chip Hierarchical Design System |
| CHE | Channel Hot Electron ( injection ) |
| CHEST | Computers in Higher Education Software Team |
| CHFN | Change Finger |
| CHGRP | Change Group |
| CHI | Concentration Highway Interface |
| CHILL |
| CCITT HIgh Level Language (programming language) |
| CCITT HIgh Level programming Language |
| CCITT High Level Language |
| CHINA | Communist Hackers In North America |
| CHIO | Channel Input/Output |
| CHIPS | Clearinghouse Interbank Payments System |
| CHK | CHKDSK "file name extension" |
| CHKDSK | Check Disk |
| CHMOD | Change Mode |
| CHMSL | Center High Mounted Stop Lamp |
| CHOP | Channel Operator |
| CHOWN | Change Owner |
| CHP |
| Channel Pointer |
| Chapter |
| CHPS | Characters Per Second |
| CHR | Character |
| CHRP |
| Common Hardware Reference Platform |
| Common Hardware Reference Platform ( PowerPC ) |
| CHS |
| Change Sign |
| Cylinder Head Sector |
| Cylinder Head Sectors |
| Cylinder-Head-Sector addressing |
| CHSM | C Hardware Specific Module |
| CHT | Call Holding Time |
| CHTML | Compressed HTML |
| CHeX | Confined Helium eXperiment ( Stanford University, Stanford CA ) |
| CI/LI | Corrosion Inhibitor/Lubricity Improver (MIL I 25017) |
| CI |
| Check In |
| Circuit Intégré |
| Cluster Interconnect |
| Coded Information |
| Component Interface |
| Computer Interconnect |
| Configuration Item |
| Congestion Indicator |
| Connect Indication |
| Control In |
| Copy Inhibit |
| CIA |
| Central Intelligence Agency |
| Computer Interface Adaptor |
| Current Instruction Address |
| CIAC | Computer Incident Advisory Capability |
| CIB |
| Channel Input/output Bus |
| Command Input Buffer |
| Computer Integrated Business |
| CIC |
| Carrier Identification Code |
| China Internet Corporation |
| Communications Intelligence Channel |
| Communications Intelligence Corporation ( Redwood Shores CA ) |
| Computer Integrated Communications |
| Coordination and Information Center |
| CICA |
| Center for Innovative Computer Applications |
| Center of Innovative Computer Applications org. |
| Competition in Contracting Act |
| CICC |
| Center of International Cooperation for Computerization |
| Custom Integrated Circuits Conference |
| CICP | Communication Interrupt Control Program |
| CICS/VS |
| Customer Information Control System/ Virtual Storage |
| Customer Information Control System/Virtual Storage |
| CICS | Customer Information Control System |
| CICSESA | Customer Information Control System/Enterprise Systems Architecture "IBM","CICS/ESA" |
| CICSPARS | Customer Information Control System Performance Analysis Reporting System |
| CICSVS | Customer Information Control System / Virtual Storage "IBM", "CICS/VS" |
| CICT | Centre Informatique de Calcul de Toulouse |
| CID |
| Caller ID |
| Charge Injection Device |
| Communication Identifier |
| Computer Integrated Design |
| Configuration Installation Distribution |
| Configuration Installation Distribution |
| Configuration/Installation/Distribution |
| Connection Id |
| CIDA | Channel Indirect Data Addressing |
| CIDCW | Calling Identity Delivery on Call Waiting |
| CIDF | Control Interval Definition Field |
| CIDIR | Classless Internet DOMAIN Routing [protocol] |
| CIDR |
| Classless Inter Domain Routing |
| Classless Inter-Domain Routing / Classless Internet Domain Routing |
| Classless Internet DOMAIN Routing [protocol] |
| CIE |
| Commercial Internet Exchange |
| Commission Internationale de l'Eclairage org. |
| Commission Internationale de l'Eclairaqe |
| Compton's Interactive Encyclopedia |
| Computer Integrated Engineering |
| Customer-Initiated Entry |
| CIEC | Citizens Internet Empowerment Coalition |
| CIEE | China International Electronics Exhibition |
| CIESIN | Consortium for International Earth Science Information Network |
| CIF |
| CalTech Intermediate Format |
| Cell In Frame ( ATM ) |
| Cells In Frames |
| Central Information File |
| Common Interchange/Intermediate Format |
| Common Interface Format ( 352 by 288 pixels ) |
| Common Intermediate Format |
| Crystallographic Information File |
| Customer Information Feed |
| CIFS | Common Internet File System |
| CIG |
| Commercial Internet Exchange |
| Computer Image Generation |
| CIGOS | Canadian Interest Group on Open Systems |
| CIGREF | Club Informatique de Grandes Entreprises Françaises |
| CII |
| Call Identity Index |
| Communications Instruments Incorporated ( Fairview NC ) |
| CIK | Crypto Ignition Key |
| CIL |
| Computer Integrated Logistic |
| Computer Integration Laboratories |
| Core Image Library |
| CILABS | Component Integration LABoratorieS |
| CILAP | Consortium for Intelligent Large Area Processing |
| CIM |
| Common Information Model |
| Communications Interface Module |
| CompuServe Information Manager |
| Computer Input Microfilm |
| Computer Integrated Manufacturing |
| Corporate Information Management |
| CIMAP | Circuit Installation Maintenance Access Package |
| CIMID | Chip In Molded Interconnection Device |
| CIMITI | Center for Information Management and Information Technology Innovation |
| CIMS |
| Commercial Informations Management System |
| Component Information Management System |
| CIMT | Computer Integrated Manufacturing and Technology |
| CIN | Corporate Internet |
| CINC |
| Combined Intelligence Center |
| Commander IN Chief |
| CINCAT | Capacity INcrease through Computer Assistance Tool |
| CIO |
| Chief Information Officer |
| Cisco Information Online |
| Corporate Information Office(r) |
| CIOCS | Communication Input/Output Control System |
| CIP |
| CLASSICAL IP |
| Carrier Identification Parameter |
| Channel Interface Processor |
| Classical IP over ATM |
| Command Interface Port |
| Commerce Interchange Pipeline |
| Commercial Instructions Processor |
| Common Indexing Protocol |
| Computer Integrated Processing |
| Computer Investitions Programm |
| CIPSO | Commercial Internet Protocol Security Option |
| CIPSU | Computer Industry Project of Stanford University |
| CIR |
| Committed Information Rate |
| Constant Information Rate |
| CIRC |
| Circular Reference |
| Cross Interleave Reed Solomon Code |
| Cross Interleaved Reed Solomon Code |
| Cross Interleaved Reed salomon Code |
| CIRCAL | Circuit Calculus (system) |
| CIRCIT | Centre for International Research on Communication and InformationTechnology |
| CIRST | Computer Incident Response and Security Team |
| CIS |
| Card Identification Structure |
| Card Information Structure |
| Card Information Structure ( PCMCIA ) |
| Card Information Structure / Space |
| Client Information System |
| Command Information System mil., USA |
| Commercial Instruction Set |
| CompuServe Information Service |
| Compuserve Information Systems network |
| Computer Information Systems |
| Contact Image Sensor |
| Copper Indium di Selenide ( technology ) |
| Custom Integrated Services |
| Customer Information System |
| Customized Intercept Service |
| CISA | Certified Information System Auditor |
| CISC |
| Complex Instruction Set Computer |
| Complex Instruction Set Computer / Complex Instruction Set Computing |
| Complex Instruction Set Computing |
| CISE | Computer and Information Science Directorate |
| CISPR |
| Comite International Special des Pertubations Radioelectriques org. |
| Comité International Spécial de Perturbations Radioélectriques |
| CISS | Center for Information Systems Security |
| CIT |
| Computer Integrated Telephony |
| Computer Intergrated Tooling |
| CITB | Construction Industry Training Board |
| CITED | Copyright In Transmitted Electronic Documents |
| CITEL | Comisión Interamericana de Telecomunicaciones |
| CITI |
| Center for Information Technology Integration ( University of Michigan in Ann Arbor ) |
| Common Internetworking Topology Initiative |
| Computer Internet Telephony Integration |
| CITIS | Combat Information Transport System |
| CITS | Centro Internacional de Tecnología de Software ( Curitiba Brazil ) |
| CITTM | Corporate Information Technology Training Manager (Council) |
| CIU |
| Communication Interface Unit |
| Communications Interface Unit |
| Cryptologic Interface Unit |
| CIVIC | Cyclone Integrated Video Interfaces Controller |
| CIVR | Computer and Interactive Voice Response |
| CIW | Certified Internet Webmaster |
| CIX |
| Commercial Internet Exchange (Association) |
| Commercial Internet eXchange |
| Compulink Information Exchange |
| CJC | Cold Junction Compensation |
| CJLI | Command Job Language Interpreter |
| CKD | Count Key Data |
| CKDS | Cryptographic Key Data Set |
| CKL | Certificate Key Lists |
| CKO | Chief Knowledge Officer |
| CKS | Celestial Knights |
| CKT | Circuit |
| CL-TK | Claim Token |
| CL | ConnectionLess |
| CLA | Custom Logic Array |
| CLAR | Channel Local Address Register |
| CLASS |
| Centralized Local Area Selective Signaling |
| Centralized Local Area Selective Signaling / Custom Local-Area Signaling Services |
| Client Access to Systems and Services |
| Cooperative Library Agency for Systems and Services |
| Custom Local Area Signaling Service |
| Custom Local Area Signaling Services |
| CLAW | Control of Lead At Work |
| CLB |
| Common Logic Board |
| Configurable Logic Block ( FPGA ) |
| CLC |
| Clear Carry Flag |
| Communications Link Controller |
| Configurable Logic Cell ( FPGA ) |
| CLCC | Ceramic Leadless Chip Carrier |
| CLD | Clear Direction Flag |
| CLDN | Calling Line Directory Number |
| CLE | Certified Lotus Engineer |
| CLEC | Competitive Local Exchange Carrier |
| CLEI |
| Common Language Equipment Identification |
| Common-Language Equipment Identification |
| CLI |
| (SQL) Call Level Interface |
| CLear Interupt assembler |
| Call Level Interface |
| Calling Line Identification |
| Clear Interrupt Flag |
| Client Library Interface |
| Command Line Interface |
| Command Line Interpreter / Interface |
| Command-Line Interface |
| CLIB | C Library |
| CLID |
| Calling Line IDentification |
| Calling Line Identifier |
| CLIM | Common LISP Interface Manager |
| CLIN | Contract Line Item Number |
| CLIP |
| Calling Line Identification Presentation |
| Croydon Library Internet Project |
| CLIPS | C Language Integrated Production System |
| CLIR | Calling Line Identification Restriction |
| CLIST | Command List |
| CLIW | Configurable Long Instruction Word |
| CLIX | Competitive Local Inter eXchange ( operator ) |
| CLK | Clock |
| CLL |
| Capacitor Long Life ( concept ) |
| ConnectionLess Layer |
| CLLI |
| Common - Language Location Identification |
| Common Language Location Identification |
| CLLM | Consolidated Link-Layer Management |
| CLM | Career Limiting Move |
| CLNAP | Connectionless Network Access Protocol |
| CLNP | Connectionless Network Protocol |
| CLNS |
| ConnectionLess Network Service |
| Connectionless Network Services |
| CLOS | Common LISP Object System |
| CLP |
| Cell Loss Priority |
| Cell Loss Priority ( ATM ) |
| Clipboard "file name extension" "Windows" |
| Constraint Logic Programming |
| Current Line Pointer |
| CLR | Cell Loss Ratio |
| CLS |
| CLear Screen (DOS, BASIC) |
| Call Logging System |
| Card Loading Signal |
| Clear Screen |
| Common Language Support |
| Connectionless Server |
| CLSF | Connectionless Service Function |
| CLSID | Class Identifier |
| CLT | Communications Line Terminal |
| CLTK | CLaim ToKen |
| CLTP | Connectionless Transport Protocol |
| CLTS |
| Clear Task Switch Flag |
| Connectionless Transport Service |
| CLTV | Constant Linear Time Velocity |
| CLU | Command Line Utility |
| CLUI | Command Line User Interface |
| CLUSIF | Club de la Sécurité Informatique Français |
| CLUT |
| Color Look Up Table |
| Color LookUp Table |
| CLV | Constant Linear Velocity |
| CLX | Clear X |
| CM2 | Communication Manager /2 "IBM", "CM/2" |
| CM5 | Connection Machine 5 |
| CM |
| Cable Modem |
| Calendar Manager |
| Centimeter |
| Centimeter (usually as cm) |
| Color Matching |
| Configuration Management |
| Configuration Manager |
| Connection Management |
| Contact Management |
| Control Mark |
| Corrective Maintenance |
| Countermeasure |
| CMA |
| Ceramic Multilayer Actuators |
| Communication Managers Association |
| Computer Monitor Adapter |
| Concert Multi thread Architecture |
| CMAC | Centralized Maintenance and Administration Center |
| CMAD | (Workshop on) Computer Misuse And Detection |
| CMAP | Color Map |
| CMAWS | Common Missile Approach Warning System |
| CMC |
| Cellular Mobile Carrier |
| Ceramic Matrix Composite |
| Common Mail Call |
| Common Mail Calls |
| Common Messaging Calls |
| Common Messaging Calls [interface] |
| Common Mezzanine Card |
| Communication Management Configuration |
| Communications Magnetic Card |
| Complement Carry Flag |
| Complement Carry Flag assembler |
| Computer Mediated Communication |
| Computer Mediated Communications [studies centre] |
| Concurrent Media Conversion |
| Construction Maintenance Center |
| Corporate Management Committee ( IBM ) |
| CMD |
| Cartridge Module Drive |
| Charge Modulation Device |
| Circuit Mode Data |
| Command |
| Command "file name extension" |
| Command line compiler |
| Cross Modulation Distortion |
| CMDF | Combined Main Distributing Frame |
| CMDS | Centralized Message Data System |
| CME | Component Management Entity |
| CMF |
| Creative Music Format |
| Current Mode Feedback |
| CMG |
| Compter Marketing Group ( Avnet ) |
| Computer Measurement Group |
| CMGS | Cyan Magenta Gelb Schwarz color system, DTP |
| CMI |
| Canadian Medical Informatics |
| Code Mark Inversion |
| Coded Mark Inversion |
| Computer Managed Instruction |
| Connection Manager Interface |
| CMIA | China Medical Informatics Association |
| CMIB | Cellular Message Information Block |
| CMIC | Coherent Multistage Interference Cancellation |
| CMIP |
| Common Management Information Protocol |
| Common Management Information Protocol ( network ) |
| Common Management Information Protocol / Common Management Interface Protocol |
| CMIPDU | Common Management Information Protocol Data Unit |
| CMIPM | Common Management Information Protocol Machine |
| CMIS |
| Common Management Information Service |
| Common Management Information Services/System |
| Common Management Information System |
| CMISE | Common Management Information Service Element |
| CML |
| Chemical Markup Language |
| Computer Managed Learning |
| Conceptual Modeling Language |
| Conceptual Modelling Language |
| Current Mode Logic |
| Current-Mode Logic |
| CMM |
| Capability Maturity Model |
| Capacity Maturity Model |
| Color Management Method |
| Communications Multiplexer Module |
| CMMS | Computerized Maintenance Management Software |
| CMMU | Cache/Memory Management Unit |
| CMOD | Customer Module |
| CMOL | CMIP Over LLC |
| CMOS |
| Coats Mellon Operational Specification |
| Complementary Metal Oxide Semiconductor |
| Complementary Metal-Oxide Semiconductor |
| Complementary symmetry Metal Oxide Semiconductor |
| CMOT |
| CMIP Over TCP |
| CMIP Over TCP/IP |
| Common Management information services and protocol Over TCP/IP |
| CMOV | Conditional Move |
| CMP |
| Chemical Mechanical Polishing |
| Common Management Protocol / Cooperative Management Protocol |
| Compare |
| Compression |
| Computer |
| Cooperative Marketing Partner |
| CMPS | Compare Word String |
| CMR |
| Cell Misinsertion Rate |
| Common Mode Rejection |
| CMRR | Common Mode Rejection Ratio |
| CMS |
| Call Management Server |
| Call Management System |
| Circuit Maintenance System |
| Code Management System |
| Color Management System |
| Communications Management Subsystem |
| Compiler Monitor System |
| Composant pour Montage en Surface |
| Conversation Monitor System |
| Conversational Monitor System |
| Corporate Management System ( MentorGraphics ) |
| CMT |
| Cellular Mobile Telephone |
| Connection ManagemenT |
| CMTS | Cable Modem Termination System |
| CMU |
| COLT Measurement Unit |
| Carnegie Mellon University |
| Carnegie Mellon University org. |
| CMV | Common Mode Voltage |
| CMVC |
| Configuration Management Version Control |
| Configuration Management and Version Control ( tool ) |
| CMVR | Common Mode Voltage Range |
| CMW | Compartmented Mode Workstation |
| CMWS | Common Missile Warning System |
| CMY |
| Cyan Magenta Yellow |
| Cyan Magenta Yellow color system, DTP |
| Cyan, Magenta, Yellow ( color scheme ) |
| CMYK |
| Cyan Magenta Yellow Black |
| Cyan Magenta Yellow blacK color system, DTP |
| Cyan, Magenta, Yellow, Black |
| Cyan, Magenta, Yellow, blacK ( color scheme ) |
| CN |
| Change Notice |
| Common Name |
| Communications Network |
| Connect |
| Connection Management |
| Coordination Message |
| Copy Network |
| Corporate Network |
| Country Name |
| Customer Name |
| Customer Network |
| CNA |
| Certified NetWare Administrator / Certified Novell Administrator |
| Certified NetWare/Network Administrator |
| Certified Netware Administrator |
| Communication Network Architecture |
| Communications Network Application |
| Convertisseur Numérique Analogique |
| CNAB | Customer Name / Address Bureau |
| CNAM |
| Caling Name delivery |
| Conservatoire National des Arts et Metiers |
| CNAPS | Co Processing Node Architecture for Parallel Systems |
| CNBC | Center for Neural Basis of Cognition |
| CNC |
| Communications Network Control |
| Communications Network Controller |
| Computer Numerical Control |
| Computerized Numerical Control |
| Concentrator |
| CNCC | Customer Network Control Center |
| CNCP | Canadian National Canadian Pacific |
| CND |
| Caldera Network Desktop |
| Caller Number Delivery |
| Calling Number Delivery |
| CNDA | Corporate Non Disclosure Agreement |
| CNE |
| Certified NetWare Engineer / Certified Novell Engineer |
| Certified Netware Engineer |
| Certified Network Engineer |
| Concentrateurs Numériques Eloignés |
| CNEPA | Certified Netware Engineers Professional Association |
| CNES | Centre National d'Etudes Spatiales |
| CNET |
| Centre National d'Etude en Telecommunications |
| Centre National d'Etudes des Telecommunications (National Center for the Study of Tele |
| Centre Nationale d'Etudes des Telecommunications |
| CNF | Configuration "file name extension" |
| CNG | Calling |
| CNI |
| Certified NetWare Instructor / Certified Novell Instructor |
| Certified Netware Instructor |
| Certified Novell Instructor |
| Coalition for Networked Information |
| Common Network Interface |
| Communications, Navigation, and Identification |
| CNIDIR | Coalition for Networked Information DIRectories |
| CNIDR |
| Clearinghouse for Network Information Discovery and Retrieval |
| Clearinghouse for Network Information and Discovery and Retrieval |
| Clearinghouse for Networked Information Discovery and Retrieval |
| Clearinghouse for Networked Information and Discovery and Retrieval |
| CNIDS | CommerceNet/Nielsen Internet Demographic Survey |
| CNIL | Commission Nationale de l'Informatique et des Libértés |
| CNM |
| Communication Network Management |
| Communications Network Management |
| Customer Network Management |
| CNMA | Communications Network for Manufacturing Applications |
| CNMAT | Center for New Music and Audio Technologies |
| CNMS | Cylink Network Management System |
| CNN |
| Cable News Network |
| Composite Network Node |
| CNOS | Computer Network Operating System |
| CNP |
| Certified Network Professional |
| Communications Network Processor |
| Corparate Network Products |
| CNR |
| Carrier to Noise Ratio |
| Communication Networking Riser ( card specification, Intel ) |
| Communications & Networking Raiser |
| Complex Node Representation (ATM Forum) |
| CNRCVUUCP | Compressed News ReCeive Via UUCP |
| CNRI | Corporation for National Research Initiatives |
| CNRS |
| Centre National de la Recherche Scientifique |
| Centre Nationale de Recherche Scientifique (National Center for Scientific Research) |
| CNS |
| Community News Service |
| Complimentary Network Service |
| Copuserve Network Services |
| CNSS | Core Nodal Switching Subsystem |
| CNT | Contents "file name extension" |
| CNUCED | Conférence des Nations Unies pour le Commerce et le Développement |
| CNUDCI | Conférence des Nations Unies sur le Droit Commercial International |
| CNUSC | Centre National Universitaire Sud de Calcul |
| CNV | Conventional |
| CNVT | Convert |
| CNX | Certified Network Expert |
| CO |
| Central Office |
| Check Out |
| Colorado |
| Command Output |
| Company |
| Connection Oriented |
| Control Out |
| Convert Out |
| Crystal controlled Oscillator |
| Customer Owned |
| COA |
| Certificate Of Authenticity |
| Council Of Administration (usually as CoA) |
| COAM | Customer Owned And Maintained |
| COAST |
| Cache On A STick |
| Card On A Stick |
| Computer Operations, Audit and Security Technology org. |
| COAX | Coaxial Cable |
| COB |
| COBOL source code "file name extension" |
| Chip On Board |
| Chip On Board ( technology ) |
| Communicating OBject |
| COBOL |
| COmmon Business Orientated Language |
| Common Business Oriented Language |
| Completely Obsolete Business Oriented Language |
| COBRA |
| Complete Oil Breakdown Rate Analyzer |
| Consolidated Omnibus Budget Reconciliation Act |
| COC |
| Central Office Connections |
| Circuit Order Control |
| Computer On the Chip |
| Corporate Operations Committee |
| COCA | Cost Of Cracking Adjustment cryptography |
| COCF | Connection Oriented Convergence Function |
| COCOT | Customer Owned Coin Operated Telephone |
| COD |
| Cash On Delivery |
| Catastrophic Optical Damage ( laser device failure mechanism ) |
| Click Of Death |
| Code List "file name extension" |
| Connection Oriented Data |
| CODASYL |
| Conference of Data Systems Language |
| Conference on Data System Languages |
| CODASYSL | Conference On DAta Systems Languages conference |
| CODCF | Central Office Data Connecting Facility |
| CODE |
| COlor Depth Enhancement |
| Client server Open Development Environment |
| Client/server Open Development Environment |
| Crackers Of Digital Equipment |
| CODEC |
| COder DECoder |
| Coder / Decoder |
| Coder/Decoder |
| Compression / Decompression |
| Compression/Decompression |
| CODLS | COnnection-mode Data Link Service |
| COE |
| Central Office Equipment |
| Common Operating Environment |
| COEA | Cost and Operational Effectiveness Analysis |
| COEES |
| COE Engineering System |
| Central Office Equipment Engineering System |
| COEM | Commercial Original Equipment Manufacturer |
| COER | Central Office Equipment Reports system |
| COFDM |
| ??? digital audio |
| Coded Orthogonal Frequency Division Multiplex ( digital broadcast television ) |
| COFF | Common Object File Format |
| COG |
| Center Of Gravity |
| Chip On Glas ( LCD ) |
| COGO | Coordinate Geometry |
| COIL | Chemical Oxygen Iodine Laser |
| COIN | Columbia Online Information Network |
| COIPX | Connection Orientated Internet Packet eXchange "Novell, Netware, IPX","CO IPX" |
| COL |
| Caldera Open Linux |
| Caldera OpenLinux |
| Collision |
| Computer Oriented Language |
| COLD |
| Computer Output on LaserDisk |
| Computer Output to Laser Disk |
| COLIBRI | COprozessor fuer LISP auf der Basis von RISC |
| COLIDAR | COherent LIght Detection And Ranging |
| COLL | Collision |
| COLT |
| Central Office Line Tester |
| Client Object Linking Technology |
| COM1 |
| Communication port 1 |
| First serial Port |
| COM2 | Second serial Port |
| COM3 | Third serial Port |
| COM4 | Fourth serial Port |
| COM |
| Center for Optic Manufacturing ( at Ney York's University of Rochester ) |
| Command "file name extension" |
| Commercial (usually as .com) |
| Commercial Business "Domain Name" "Internet" |
| Common Object Model |
| Common Object Model / Component Object Model |
| Communication (port) |
| Component Object Model |
| Computer Output Microfilm |
| Computer Output on Microfilm |
| Continuation of Message |
| COMA | Cache Only Memory Architecture |
| COMAL | COMmon Algorithmic Language |
| COMBS | Customer Oriented Message Buffer System |
| COMDEX |
| COMputer Dealer's EXposition fair |
| Computer Dealers Exposition |
| COMDK | Compressed Deck |
| COMET | Cornell Macintosh Terminal Emulator |
| COMM |
| Communication |
| Communications |
| COMMA | Common Object Methodology Metamodel Architecture |
| COMP. | Computers |
| COMP | Compare |
| COMPANDER | COMpressor ExPANDER |
| COMPAQ | Compatibility and Quality |
| COMPARTS | COMputergestuetztes PARtner TeilebestandsSystem |
| COMPSAC | Computer Software and Applications Conference |
| COMPTIA | Computing Technology Industry Association (usually as CompTIA, aka CTIA) |
| COMPUSEC | Computer Security |
| COMSAT |
| Communications Satellite |
| Communications Satellite Corporation |
| COMSEC | Communications Security |
| COMSOLE | Communication Console |
| COMSPEC | Command Specifier |
| COMSTAR | COMmon System for Technical Analysis and Reporting |
| COMSTAT | Competitive Statistical analysis |
| COMTECH | COMputer TECHnologies fair |
| CON |
| Central Office News |
| Console |
| Console device |
| CONCERT |
| COmmunications for North Carolina Education, Research, and Technology |
| Communications for North Carolina Education, Research and Technologynetwork |
| CONCISE | COSINE Network's Central Information Service for Europe COSINE, network |
| COND | Condition |
| CONELRAD | CONtrol of ELectromagnetic RADiations |
| CONFIG | Configuration |
| CONLAN | ??? [hardware desription language] |
| CONN |