| Acronym | Sense | Language | Topics |
|---|---|---|---|
| CTN | Canton Island | In English | |
| CTN | Certification Test Network | In English | |
| CTO | Compensatory Time Off | In English | → Personnel management → Labour, labour economics |
| CTP | Communications Timing Procedure | In English | |
| CTP | Cyclic Time Processor | In English | |
| CTP | Course of Theoretical Physics | In English | → Serial publications, periodicals → Physics |
| CtP | Computer to Plate | In English | → Computer science |
| CTP | Cambridge Technology Partners | In English | → Computer science → United States |
| CTPBEC | Chinese Taipei Pacific Basin Economic Committee | In English | → Economics → China |
| CTPD | Crew Training and Procedures Division | In English | → Education |
| CTPECC | Chinese Taipei Pacific Economic Cooperation Committee | In English | → Economics → China |
| CTPhy | Classical Theoretical Physics | In English | → Serial publications, periodicals → Physics |
| CTR | Certification Test Requirement | In English | |
| CTR | Certification Test Review | In English | |
| CTR | Contract Technical Representative | In English | → Contract law |
| CTR | Carinthian Tech Research | In English | |
| CTR | Computing Tabulating Recording (Corporation) | In English | → Computer hardware → Knowledge management |
| CTRG | Collaboration Technology Research Group | In English | → Human-computer interaction |
| CTRS | Component Test Requirements Specification | In English | |
| CTS | Comprehensive Transponder Systems | In English | → Telecommunications |
| CTS | Canadian Technology Satellite | In English | → Astronautics → Canada |
| CTS | Coordinate Transformation System | In English | |
| CTS | Change Tracking System | In English | |
| CTS | Command and Telemetry Subsystem | In English | |
| CTS | Communications and Tracking System | In English | |
| CTS | Communications Technology Satellite | In English | → Astronautics → Telecommunications |
| CTS | Computer Test Set | In English | → Computer science |
| CTS | Computerized Training System | In English | → Computer-based techniques → Education |
| CTS | Console Test Set | In English | |
| CTS | Contractor Technical Service | In English | |
| CTSA | Central Tibetan Schools Administration | In English | → Public administration, government → Education |
| CTSB | Community Television of the Southern Berkshires (www.ctsbtv.org) | In English | → Telecommunications |
| CTSB | Cycle Training Standards Board (www.ctsb.org.uk) | In English | → Sport, physical exercises → United Kingdom |
| CTSB | Cape Town Society for the Blind (www.ctsb.co.za) | In English | → Organizations and associations |
| CTSS | Compatible Time-Sharing System | In English | → Operating systems |
| CTT | Command Transfer Tape | In English | |
| CTU | Central Timing Unit | In English | |
| CTU | Command (and) Telemetry Unit | In English | |
| CU | Control Unit | In English | |
| CU | Crystal Unit | In English | |
| Cu | Copper = Cu | Cuivre | In French = Cu | Koper | In Afrikaans = Cu | نحاس | In Arabic = Cu | Anti | In Aymara = Cu | Mis | In Azerbaijani = Cu | Медзь | In Belarusian = Cu | Мед | In Bulgarian = Cu | তামা | In Bengali = Cu | Bakar | In Bosnian = Cu | Coure | In Catalan = Cu | Ramu | In Corsican = Cu | Měď | In Czech = Cu | Пăхăр | In Chuvash = Cu | Copr | In Welsh = Cu | Kobber | In Danish = Cu | Kupfer | In German = Cu | Χαλκός | In Greek = Cu | Kupro | In Esperanto = Cu | Cobre | In Spanish = Cu | Vask | In Estonian = Cu | Kobre | In Basque = Cu | مس | In Persian = Cu | Kupari | In Finnish = Cu | Ram | In Friulian = Cu | Copar | In Irish = Cu | Copar | In Scottish Gaelic = Cu | Cobre | In Galician = Cu | તાંબુ | In Gujarati = Cu | Cobbyr | In Manx = Cu | נחושת | In Hebrew = Cu | ताम्र | In Hindi = Cu | Bakar | In Croatian = Cu | Kuiv | In Haitian Creole = Cu | Réz | In Hungarian = Cu | Պղինձ | In Armenian = Cu | Tembaga | In Indonesian = Cu | Kupro | In Ido = Cu | Kopar | In Icelandic = Cu | Rame | In Italian = Cu | 銅 | In Japanese = Cu | tunka | In Lojban = Cu | Tembaga | JV = Cu | სპილენძი | In Georgian = Cu | Mutako | KG = Cu | 구리 | In Korean = Cu | Koffer | In Kölsch = Cu | Mis | In Kurdish = Cu | Kober | In Cornish = Cu | Cuprum | In Latin = Cu | Koffer | In Letzeburgesh = Cu | Koper | In Limburgish = Cu | Varis | In Lithuanian = Cu | Varš | In Latvian = Cu | Konukura | In Māori = Cu | Бакар | In Macedonian = Cu | ചെമ്പ് | In Malayalam = Cu | Зэс | In Mongolian = Cu | तांबे | In Marathi = Cu | Tembaga | In Malay = Cu | Пиже | MYV = Cu | Chīltic tepoztli | En Nahuatl = Cu | Kopper | In Low German = Cu | Koper | In Dutch = Cu | Kopar | In Nynorsk = Cu | Kobber | In Norwegian = Cu | Coire | In Occitan = Cu | Miedź | In Polish = Cu | Cobre | In Portuguese = Cu | Anta | In Quechua = Cu | Cupru | In Romanian = Cu | Медь | In Russian = Cu | ताम्रम् | In Sanskrit = Cu | Rami | In Sicilian = Cu | Bakar | In Serbo-Croatian = Cu | Meď | In Slovak = Cu | Baker | In Slovenian = Cu | Bakri | SQ = Cu | Бакар | In Serbian = Cu | Koppar | In Swedish = Cu | Shaba | In Swahili = Cu | செப்பு | In Tamil = Cu | రాగి | In Telugu = Cu | Мис | In Tajik = Cu | ทองแดง | In Thai = Cu | Tanso | In Tagalog = Cu | Bakır | In Turkish = Cu | Мідь | In Ukrainian = Cu | تانبا | In Urdu = Cu | Mis | In Uzbek = Cu | Đồng | In Vietnamese = Cu | קופער | In Yiddisch = Cu | 铜 | In Chinese = Cu | Umthofu | ZU |
In English | → Chemistry |
| CUB | Commonality Usage Board | In English | |
| CUBS | Center for Unified Biometrics and Sensors | In English | → Research institutes → Biotechnology → Electronics |
| CUC | Computer Usage Control | In English | → Computer science |
| CUDS | Cumulative Data Statistics | In English | |
| CUE | Command Uplink Electronics | In English | → Electronics |
| CUE | Command Use Equipment | In English | |
| CUE | Common Usage Equipment | In English | |
| CUE | Communication Unit Executor | In English | |
| CUED | Cambridge University Engineering Department (www.eng.cam.ac.uk) | In English | → Higher education, universities → Engineering, technology → United Kingdom |
| CUF | Cross-Utilization File | In English | → Files |
| CUG | Cray User Group | In English | → Computer simulation |
| CUGI | Clemson University Genomics Institute (www.genome.clemson.edu) | In English | → Research institutes → Genetics → Biotechnology |
| CUHK | Chinese University of Hong Kong | In English | → Higher education, universities → China |
| CUI | Common Usage Item | In English | |
| CUI | Common User Interface | In English | → Human-computer interaction |
| CUIL | Common Usage Item List | In English | |
| CUL | Common Use List | In English | |
| CUP | Cambridge University Press (https://www.cambridge.org) | In English | → Organizations and associations → Graphic industries, printing, publishing → Higher education, universities → United Kingdom |
| CUP | Constructor of Useful Parsers | In English | → Software |
| CUP | California University of Pennsylvania (https://www.calu.edu/) | In English | → Higher education, universities → United States |
| CUP | Commonality Usage Proposal | In English | |
| CUP | Canadian University Press | In English | → Graphic industries, printing, publishing → Higher education, universities → Canada |
| CUP | China Union Pay (www.unionpayintl.com/en/) | In English | → Banks → China |
| CURE | Center for Usability Research and Engineering | In English | → Human-computer interaction |
| CURE | Connecticut United for Research Excellence (www.curenet.org) | In English | → Organizations and associations → Biological sciences → Medicine |
| CUSIP | Committee on Uniform Security Identification Procedures | In English | |
| CUSPs | Commonly Used System Programs | In English | → Software |
| CUT | Coordinated Universal Time | In English | |
| CUTE | Clean Urban Transport Europe | In English | → Vehicle engineering → Transport and postal services |
| CUTM | Chemical Universal Turing Machine | In English | → Computer science → Chemistry |
| CUWAS | Customs Union of West African States | In English | → International economic cooperation → Africa |
| CV | Carrier Vehicle | In English | |
| CV | Cryptovariable | In English | |
| CV | Deployable Payloads Operation | In English | → Astronautics |
| CV | Check Valve | In English | |
| CV | Coefficient of Variation | In English | |
| CV | Computer Vision | In English | → Computer science |
| CV | Configuration Verification | In English | |
| CV | Conventional Vehicle | In English | |
| CV | Core Vehicle | In English | |
| CVA | Convair Astronautics | In English | → Organizations and associations → Aeronautics, aircraft → Astronautics |
| CVAS | Configuration Verification Accounting System | In English | → Accounting |
| CVC | Conventional Vibrated Concrete | In English | → Construction |
| CVCS | Chemical and Volume Control System | In English | → Chemical technology |
| CVD | Chemical Vapor Deposition | In English | |
| CVDC | Cambridge Vehicle Dynamics Consortium (https://www-cvdc.eng.cam.ac.uk/) | In English | → Organizations and associations → Automobile manufacturing → United Kingdom |
| CVE | Complete Vehicle Erector | In English | |
| CVF | Circular Variable Filter | In English | |
| CVF | Cobra Venom Factor | In English | → Biochemistry, biophysics |
| CVGIP | Computer Vision Graphics and Image Processing | In English | → Serial publications, periodicals → Computer-based techniques |
| CVI | Carbon Vapor Impregnation | In English | |
| CVI | Chemical Vapor Infiltration | In English | |
| CVI | Configuration Verification Inspection | In English | |
| CVIU | Computer Vision and Image Understanding | In English | → Serial publications, periodicals → Computer-based techniques |
| CVM | Christian Veterinary Mission (www.cvmusa.org) | In English | → Organizations and associations → Christianity → Veterinary medicine |
| CVMA | Canadian Veterinary Medical Association (www.canadianveterinarians.net) | In English | → Associations → Veterinary medicine → Canada |
| CVN | Card Verification Number | In English | → Banks |
| CVO | College of Veterinarians of Ontario (www.cvo.org) | In English | → Organizations and associations → Veterinary medicine → Canada |
| CVP | Central Venous Pressure | In English | → Cardiology → Blood and circulatory system |
| CVR | Change Verification Record | In English | → Records management |
| CVR | Configuration Verification Review | In English | |
| CVRD | Converter Variable Resistance to DC Voltage | In English | |
| CVS | Concurrent Versions System | In English | → Document processing |
| CVSD | Continuous Variable Slope Data | In English | |
| CVT | Communications Vector Table | In English | |
| CVT | Concept Verification Testing | In English | |
| CVT | Central Validation Team | In English | |
| CW | Command Word | In English | |
| CW | Continuous Wave | In English | |
| CW | Continuous Waveform | In English | |
| CWA | Caution and Warning Annunciator | In English | |
| CWA | Clean Work Area | In English | |
| CWA | Controlled Work Area | In English | |
| CWBS | Contract Work Breakdown Structure | In English | → Contract law |
| CWC | Concerned for Working Children | In English | → Organizations and associations → Labour, labour economics → Fundamental rights |
| CWC | Chemical Weapons Convention = CAQ | Convención sobre las Armas Químicas | In Spanish = CAC | Convention sur les Armes Chimiques | In French = CAQ | Convenção sobre Armas Químicas | In Portuguese |
In English | → International relations → Military engineering |
| CWDM | Coarse Wavelength Division Multiplexing | In English | → Networks, communication → Telecommunications |
| CWE | Caution and Warning Electronics | In English | → Electronics |
| CWE | Consortium for Worker Education | In English | → Labour, labour economics → Education |
| CWE | Center for Women and Enterprise | In English | → Labour, labour economics → Feminism |
| CWE | Common Weakness Enumeration | In English | |
| CWEA | Caution and Warning Electronic(s) Assembly | In English | → Electronics |
| CWEU | Caution and Warning Electronic(s) Unit | In English | → Electronics |
| CWFSP | Caution And Warning/Fire Suppression Panel | In English | |
| CWG | Commonality Working Group | In English | |
| CWG | Communications Working Group | In English | |
| CWG | Constant-Wear Garment | In English | |
| CWIHP | Cold War International History Project | In English | → History |
| CWIN | Child Workers in Nepal | In English | → Organizations and associations → Labour, labour economics → Fundamental rights |
| CWL | Cardiff International Airport (https://www.cardiff-airport.com/) | In English | → Transport by air → Aeronautics, aircraft → United Kingdom |
| CWL | Campus-Wide Login (www.cwl.ubc.ca) | In English | → Networks, communication → Higher education, universities → Canada |
| CWL | California Women Lawyers (https://www.cwl.org/) | In English | → Organizations and associations → Law, jurisprudence → United States |
| CWL | Center for Women's Leadership (www3.babson.edu/cwl/) | In English | → Organizations and associations → Feminism |
| CWL | Catholic Women's League of Canada (www.cwl.ab.ca) | In English | → Organizations and associations → Roman catholic church → Canada |
| CWLM | Caution and Warning Limit Module | In English | |
| CWM | Closed World Machine | In English | → Software |
| CWS | Caution and Warning System | In English | |
| CWS | Community Water System | In English | → Environmental technology, water supply, waste management |
| CWSU | Condensate Water Servicing Unit | In English | → Environmental technology, water supply, waste management |
| CWT | Code Walk-Through | In English | |
| CXML | Commerce eXtensible Markup Language (www.cxml.org) | In English | → Programming languages → Data → Trade |
| CXX | Chicago Climate Exchange | In English | → Organizations and associations → Meteorology, climatology → United States |
| CY | Calendar Year | In English | |
| CYC | Cyclic Mission-Unique Process | In English | |
| CYEL | Creative Young Entrepreneur Luxembourg | In English | → Economics → Luxembourg |
| CYI | Canary Islands | In English | |
| CYS | Cyprus Organization of Standardisation | In English | → Standardization |
| CYSDV | Cucurbit Yellow Stunting Disorder Virus | In English | → Virology → Agricultural sciences |
| CYSF | Cape York Space Facility | In English | → Astronomy → Astronautics |
| CySys | Cybernetics and Systems | In English | → Serial publications, periodicals → 5197 |
| CZCS | Coastal Zone Color Scanner | In English | |
| CzJPh | Czechoslovak Journal of Physics | In English | → Serial publications, periodicals → Physics → Czech Republic |
| CzMJ | Czechoslovak Mathematical Journal | In English | → Serial publications, periodicals → Mathematics → Czech Republic |
| D | Aspartic Acid = D | অ্যাস্পার্টিক অ্যাসিড | In Bengali = D | Kyselina asparagová | In Czech = D | Asparaginsäure | In German = D | Ácido aspártico | In Spanish = D | Asparta acido | In Esperanto = D | Acide aspartique | In French = D | 아스파르트산 | In Korean = D | Asam aspartat | In Indonesian = D | Acido aspartico | In Italian = D | Àcid aspàrtic | In Catalan = D | חומצה אספרטית | In Hebrew = D | Asparagīnskābe | In Latvian = D | Asparto rūgštis | In Lithuanian = D | Aszparaginsav | In Hungarian = D | Asparaginezuur | In Dutch = D | アスパラギン酸 | In Japanese = D | Kwas asparaginowy | In Polish = D | Ácido aspártico | In Portuguese = D | Аспарагиновая кислота | In Russian = D | Asparagiinihappo | In Finnish = D | Asparaginsyra | In Swedish = D | Aspartat | In Turkish = D | Аспарагінова кислота | In Ukrainian |
In English | → Biochemistry, biophysics |
| DA | Table of Distribution and Allowances | In English | |
| DAA | Designated Approval Authority | In English | |
| DAAT | Distributed Architecture Analysis Tool | In English | |
| DAB | Defense Acquisition Board | In English | → Military affairs |
| DAB | Docking And Berthing | In English | |
| DAB | Digital Audio Broadcasting | In English | → Telecommunications |
| DABM | Defense Against Ballistic Missiles | In English | → Military affairs → Military engineering |
| DABS | Discrete Address Beacon System | In English | |
| DAC | Delayed Action Command | In English | |
| DAC | Data Acquisition and Control | In English | |
| DAC | Data Acquisition Camera | In English | |
| DAC | Days After Contract | In English | → Contract law |
| DAC | Digital-To-Analog Converter | In English | → Computer science → Electronics |
| DAC | Development Assistance Committee (www.oecd.org/dac/) | In English | → International economic cooperation → Development |
| DACB | Data Acquisition Control Buffer | In English | |
| DACBU | Data Acquisition and Control Buffer Unit | In English | |
| DACBU | Digital Acquisition and Control Buffer Unit | In English | |
| DACCS | Department of Army Command and Control System | In English | → Military affairs |
| DACP | Data Acquisition (and) Control Processor | In English | → Data → Data processing |
| DACP | Data Acquisition, Control, and Processing | In English | → Data → Data processing |
| DACP | Diazocyclopentadiene | In English | → Biochemistry, biophysics |
| DACP | Digital Audio Control Protocol | In English | → Computer science → Music |
| DACP | Day-Ahead Commitment Process | In English | → Energy economics → Canada |
| DACP | Department of Ambulatory Care and Prevention | In English | → Specialized or polytechnical colleges → Medicine |
| DACP | Defence Acquisition Change Programme | In English | → Military affairs |
| DACP | Défense des Artisans et Commerçants du Périgord | In English | → Organizations and associations → Economics → France |
| DACP | Dynamic Assured Career Progression | In English | → Personnel management |
| DACP | Derby Association of Community Partners | In English | → Associations |
| DACS | Data Acquisition and Control Subsystem | In English | → Computer hardware → Files |
| DACS | Data Acquisition and Control System | In English | → Data |
| DACS | Digital Acquisition and Control System | In English | |
| DACT | Disposable Absorption Collection Trunk | In English | |
| DAD | Data Acquisition and Distribution | In English | → Data |
| DAD | Due At Department | In English | |
| DADE | Data Acquisition and Documentation Equipment | In English | → Knowledge management → Data |
| DADS | Dual Air Density Satellite | In English | → Astronautics |
| DAE | Data Acquisition Equipment | In English | → Data |
| DAEMON | Disk And Execution MONitor | In English | → Software |
| DAF | Data Analysis Facility | In English | → Data |
| DAF | Department of the Air Force | In English | → 358 → United States |
| DAFS | Direct Access File System | In English | → Computer science |
| DAFT | Data Acquisition Frequency Table | In English | → Data |
| DAFZA | Dubai Airport Free Zone Authority | In English | → 33972 → Transport by air |
| DAG | Directed Acyclic Graph | In English | |
| DAI | Deferred Acceptance Item | In English | → 0056 |