

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| Cd | Kadmij = Cd | Cadmium | In English = Cd | Kadmium | In Afrikaans = Cd | كادميوم | In Arabic = Cd | ক্যাডমিয়াম | In Bengali = Cd | Кадмій | In Belarusian = Cd | Kadmijum | In Bosnian = Cd | Кадмий | In Bulgarian = Cd | Cadmi | In Catalan = Cd | Kadmium | In Czech = Cd | Cadmiu | In Corsican = Cd | Cadmiwm | In Welsh = Cd | Cadmium | In Danish = Cd | Cadmium | In German = Cd | Kaadmium | In Estonian = Cd | Κάδμιο | In Greek = Cd | Cadmio | In Spanish = Cd | Kadmio | In Esperanto = Cd | Kadmio | In Basque = Cd | کادمیوم | In Persian = Cd | Cadmium | In French = Cd | Cadmi | In Friulian = Cd | Caidmiam | In Irish = Cd | Cadmium | In Manx = Cd | Cadmio | In Galician = Cd | Kak | HAK = Cd | 카드뮴 | In Korean = Cd | Կադմիում | In Armenian = Cd | काडमियम | In Hindi = Cd | Kadmij | In Croatian = Cd | Kadmio | In Ido = Cd | Kadmium | In Indonesian = Cd | Kadmín | In Icelandic = Cd | Cadmio | In Italian = Cd | קדמיום | In Hebrew = Cd | Kadmium | JV = Cd | ಕ್ಯಾಡ್ಮಿಯಂ | In Kannada = Cd | Cadimi | In Swahili = Cd | Kadmyòm | In Haitian Creole = Cd | Kadmiyûm | In Kurdish = Cd | Cadmium | In Latin = Cd | Kadmijs | In Latvian = Cd | Cadmium | In Letzeburgesh = Cd | Kadmis | In Lithuanian = Cd | Cadmio | In Ligurian = Cd | jinmrkadmu | In Lojban = Cd | Kadmium | In Hungarian = Cd | കാഡ്മിയം | In Malayalam = Cd | Cadmium | In Dutch = Cd | カドミウム | In Japanese = Cd | Kadmium | In Norwegian = Cd | Kadmium | In Nynorsk = Cd | Cadmi | In Occitan = Cd | Kadmiy | In Uzbek = Cd | Cadmium | In Low German = Cd | Kadm | In Polish = Cd | Cádmio | In Portuguese = Cd | Cadmiu | In Romanian = Cd | Kadmiyu | In Quechua = Cd | Кадмий | In Russian = Cd | Cadmium | In Saterland Frisian = Cd | Kadmiumi | SQ = Cd | Cadmiu | In Sicilian = Cd | Kadmium | In Slovak = Cd | Кадмијум | In Serbian = Cd | Kadmijum | In Serbo-Croatian = Cd | Kadmium | In Finnish = Cd | Kadmium | In Swedish = Cd | காட்மியம் | In Tamil = Cd | แคดเมียม | In Thai = Cd | Kadmiyum | In Turkish = Cd | Кадмій | In Ukrainian = Cd | Cadmi | In Vietnamese = Cd | 镉 | In Chinese | In Slovenian | → Chemistry | 
| Cd | Кадмијум = (look above) | In Serbian | → Chemistry | 
| Cd | Kadmijum = (look above) | In Serbo-Croatian | → Chemistry | 
| Cd | Kadmium = (look above) | In Finnish | → Chemistry | 
| Cd | Kadmium = (look above) | In Swedish | → Chemistry | 
| Cd | காட்மியம் = (look above) | In Tamil | → Chemistry | 
| Cd | แคดเมียม = (look above) | In Thai | → Chemistry | 
| Cd | Kadmiyum = (look above) | In Turkish | → Chemistry | 
| Cd | Кадмій = (look above) | In Ukrainian | → Chemistry | 
| Cd | Cadmi = (look above) | In Vietnamese | → Chemistry | 
| Cd | 镉 = (look above) | In Chinese | → Chemistry | 
| CD | Comity Draft | In English | |
| CD | Conseil de Discipline | In French | |
| CD&V | Christen-Democratisch en Vlaams (www.cdenv.be) | In Dutch | → Christian-democratic parties → Belgium | 
| CD-R | CD-Recordable | In English | → Computer science | 
| CD-ROM | CD-Read Only Memory | In English | → Computer science | 
| CD-RW | Compact Disk ReWritable | In English | → Computer science | 
| CDA | Command and Data Acquisition | In English | → Data processing | 
| CDA | Critical Design Audit | In English | |
| CDA | Confidential Disclosure Agreement | In English | → Law, jurisprudence | 
| CDA | Christen-Democratisch Appèl (www.cda.nl) | In Dutch | → Political parties and movements → Netherlands | 
| CDA | Christlich-Demokratische Arbeitnehmerschaft (www.cda-bund.de) | In German | → Organizations and associations → Labour, labour economics → Christian-democratic parties → Germany | 
| CDA | Catalog Data Activity | In English | |
| CDA | Continuous Descent Approach | In English | → Aeronautics, aircraft → Transport by air | 
| CDAP | Comités d'Action et de Défense Paysanne | In French | → Political parties and movements → History | 
| CDAPH | Commission des Droits et de l'Autonomie des Personnes Handicapées | In French | → Labour, labour economics → Pathology | 
| CDARA | Conception, Décision, Adaptation du Réseau aux Attentes | In French | → Energy economics → Electrical engineering | 
| CDAS | Configuration Design Analysis Simulation | In English | |
| CDAS | Configuration(s) Development Analysis (and) Simulation | In English | |
| CDAS | Core Design Analysis Simulation | In English | |
| CDB | Central Data Buffer | In English | → Data | 
| CDB | Command Data Base | In English | → Data | 
| CDB | Computer Data Bus | In English | → Computer hardware → Data | 
| CDB | Convenio sobre la Diversidad Biológica = CBD | Convention on Biological Diversity | In English = CDB | Convenção sobre a Diversidade Biológica | In Portuguese | In Spanish | → United Nations → Environmental protection | 
| CDB | Convenção sobre a Diversidade Biológica = CBD (look above) | In Portuguese | → United Nations → Environmental protection | 
| CDBF | Cour de Discipline Budgétaire et Financière | In French | → Finance | 
| CDBFR | Common Data Buffer | In English | → Data | 
| CDC | Classified Document Control | In English | → Records management | 
| CDC | Collins Defense Communications | In English | → Networks, communication → Telecommunications → Military affairs | 
| CDC | Command and Data Handling Console | In English | → Computer hardware → Data processing | 
| CDC | Computer Development Center | In English | → Research institutes → Computer hardware | 
| CDC | Confined Detonating Cord | In English | → Military engineering → Astronautics | 
| CDC | Control Data Corporation | In English | → Organizations and associations → Computer hardware | 
| CDC | Countdown Clock | In English | → Engineering, technology | 
| CDC | Connected Device Configuration | In English | → Software → Computer hardware | 
| CDCARS | Cadres de Développement de la Capacité Autochtone de Recherche en Santé | In French | → Biological sciences → Medicine | 
| CDCAS | Centrul de Documentare pentru Construcţii, Arhitectură, Urbanism şi Amenajarea Teritoriului | In Romanian | → Civil engineering → Construction → Regional planning → Architecture | 
| CDCD | Cargo Design Control Drawing | In English | |
| CDCD | Collins Defense Communications Division | In English | → Military affairs → Telecommunications | 
| CDCO | Coupling Display, Manual & Control Optics | In English | |
| CDCU | Community Development Credit Union | In English | → Organizations and associations → Banks | 
| CDD | Command Decoding and Distribution | In English | |
| CDD | Common Data Dictionary | In English | → Data | 
| CDD | Contrat à Durée Déterminée | In French | → Personnel management → Labour, labour economics | 
| CDDA | Comité Départemental de Développement Agricole | In French | → Agricultural sciences | 
| CDDB | Common Diagnostic Data Base | In English | |
| CDDET | Center for Drug Discovery and Experimental Therapeutics | In English | → Research institutes → Pharmacology, toxicology | 
| CDDIS | Crustal Dynamics Data Information System (http://https://cddis.nasa.gov/) | In English | → Software → Data → Astronautics → Geodesy, cartography | 
| CDDP | Centre Départemental de Documentation Pédagogique | In French | → Documentation → Education | 
| CDDT | Countdown Demonstration Test | In English | |
| CdÉ | Chronique d'Égypte = CE | Chronique d'Égypte | In French | In French | → Serial publications, periodicals → Archeology → History | 
| CDE | Collaborative Development Environment | In English | → Software | 
| CDE | Corporación Dominicana de Electricidad (www.cde.gov.do) | In Spanish | → Electrical engineering | 
| CDE | Collège de Direction Élargi | In French | → 05 | 
| CDE | Convention relative aux Droits de l'Enfant = CRC | Convention on the Rights of the Child | In English | In French | → Human rights | 
| CDEC | Commission Départemental d'Équipement Commercial | In French | → Trade → Regional planning | 
| CDEC | Combat Development Experimentation Command | In English | → Military affairs → Military engineering | 
| CDEFI | Conférence des Directeurs des Écoles Françaises d'Ingénieurs | In French | → Organizations and associations → Specialized or polytechnical colleges → France | 
| CDEH | Comité Directivo para la Energía del Hemisferio = HESC | Hemispheric Energy Steering Committee | In English = CDEH | Comité Directeur pour l'Énergie dans l'Hémisphère | In French = CDEH | Comitê Diretor para a Energia do Hemisfério | In Portuguese | In Spanish | → International economic cooperation → Energy economics | 
| CDEH | Comité Directeur pour l'Énergie dans l'Hémisphère = HESC (look above) | In French | → International economic cooperation → Energy economics | 
| CDEH | Comitê Diretor para a Energia do Hemisfério = HESC (look above) | In Portuguese | → International economic cooperation → Energy economics | 
| CDELI | Centre de Documentation et d'Étude sur la Langue Internationale = CDELI | Centro de Dokumentado kaj Esplorado pri la Lingvo Internacia | In Esperanto | In French | → Documentation → Artificial languages (linguistics) | 
| CDELI | Centro de Dokumentado kaj Esplorado pri la Lingvo Internacia = (look above) | In Esperanto | → Libraries → Artificial languages (linguistics) | 
| CDEN | Conseil Départemental de l'Éducation Nationale | In French | → Public administration, government → Education | 
| CDEN | Conseil Départemental de l’Éducation Nationale | In French | → Regional administration → Education | 
| CDER | Centre de Developpement des Énergies Renouvelables | In French | → Energy economics | 
| CDERA | Caribbean Disaster Emergency Response Agency (www.cdera.org) | In English | → Organizations and associations → Natural disasters | 
| CDES | Commission Départementale d'Éducation Spéciale | In French | → Education | 
| CDES | Comité départemental d'Éducation pour la Santé | In French | → Education → Personal health and hygiene | 
| CDEX | Center for Deep Earth Exploration | In English | → Research institutes → Earth sciences | 
| CDF | Cable Distribution Frame | In English | |
| CDF | Central Data Facility | In English | → Data | 
| CDF | Circuit Design Fabrication | In English | |
| CDF | Combined Data File | In English | → Files → Data | 
| CDF | Confined Detonating Fuse | In English | |
| CDF | Cool-Down Facility | In English | |
| CDF | Charbonnages de France | In French | → Mining → France | 
| CDF | Compound Document Format | In English | → Data | 
| CDF | Chrétiens Démocrates Fédéraux (www.cdf-info.be) = FCD | Federale Christen Democraten | In Dutch | In French | → Christian-democratic parties → Belgium | 
| CDG | Concept Development Group | In English | |
| CdG | Contrôle de Gestion | In French | → Accounting | 
| CDGF | Cartilage-Derived Growth Factor | In English | → Biochemistry, biophysics | 
| CDH | Constant Delta Height | In English | |
| CDH | Constant Differential Height | In English | |
| CDH | Comité Départemental d'Hygiène | In French | → Personal health and hygiene → Public health and hygiene | 
| CDH | Christlich-demokratische Hochschulgruppe | In German | → Christian-democratic parties → Higher education, universities | 
| CDHR | Comité Départemental d'Habitat et d'aménagement Rural | In French | → Regional administration → Agricultural sciences → Regional planning | 
| CDHR | Camion Dévidoir Hors-Route | In French | → Automobile manufacturing → Firefighting | 
| CDI | China Development Institute | In English | → Development → China | 
| CDI | Contract Definition Instruction | In English | → Contract law | 
| CDI | Course Deviation Indicator | In English | |
| CDI | Contrat à Durée Indéterminée | In French | → Personnel management → Labour, labour economics | 
| CDI | CDNL Committee on Digital Issues | In English | → Organizations and associations → Libraries | 
| CDI | Centre de Documentation et d'Information | In French | → Documentation → Education | 
| CDI | Centre des Impôts | In French | → Central administration → Taxes, duties | 
| CDI | Center for Defense Information (www.cdi.org) | In English | → Research institutes → Military affairs | 
| CDI | Collectif des Doctorants de l'ISN | In French | → Organizations and associations → Research policy → Higher education, universities | 
| CDI | Co-operative Development Initiative | In English | → Labour, labour economics | 
| CDIAC | Carbon Dioxide Information Analysis Center | In English | → Research institutes → Meteorology, climatology | 
| CDID | Contract Data Item Description | In English | → Contract law | 
| CDJC | Centre de Documentation Juive Contemporaine | In French | → Documentation → Judaism | 
| CDL | Comité Départemental de la Libération | In French | → History | 
| CDL | Christdemokraten für das Leben (www.cdl-online.de) | In German | → Christian-democratic parties → Germany | 
| CDLC | Connected Limited Device Configuration | In English | → Software | 
| CDLI | Cuneiform Digital Library Initiative | In English | → Writing systems → Libraries → Language, linguistics, literature | 
| CDLL | Ceux de la Libération | In French | → Political parties and movements → History | 
| CDLR | Ceux de la Résistance | In French | → Political parties and movements → History | 
| CDM | Cold Dark Matter | In English | → Astronomy → Physics | 
| CDM | Communications Data Manager | In English | |
| CDM | Configuration Design Module | In English | |
| CDM | Clean Development Mechanism | In English | |
| CDMA | Code Division Multiple Access = AMRC | Accès Multiple par Répartition en Code | In French | In English | → Telecommunications | 
| CDMP | Caribbean Disaster Mitigation Project | In English | |
| CDMS | Command and Data Management System | In English | |
| CDMS | Contractor Data Management System | In English | → Contract law | 
| CDN | CDR Discrepancy Notice | In English | |
| CDNR | CDR Discrepancy Notice Record | In English | → Records management | 
| CDNT | Centre Droit et Nouvelles Technologies | In French | → Law, jurisprudence → Telecommunications | 
| CDO | Collaboration Data Objects | In English | → Software | 
| CDO | Congé pour Difficulté Operationnelle | In French | → Labour, labour economics → Firefighting | 
| CDO | Central Dense Overcast | In English | → Meteorology, climatology | 
| CDOA | Commission Départementale d'Organisation Agricole | In French | → Regional administration → Agricultural sciences | 
| CDOEX | Collaboration Data Objects for EXchange | In English | → Software | 
| CDOM | Chief Draftsman Office Memorandum | In English | |
| CDONTS | Collaboration Data Objects for Windows NT Server | In English | → Software | 
| CDOSYS | Collaboration Data Objects for Windows 2000 | In English | → Software | 
| CDOWF | Collaboration Data Objects for WorkFlow | In English | → Software | 
| CDP | Command Data Processor | In English | → Data | 
| CDP | Computational Data Processing | In English | → Data processing | 
| CDP | Computer Data Processing | In English | → Data processing | 
| CDP | Confidence Development Program | In English | |
| CDP | Critical Design Parameter | In English | |
| CDP | Certificat de Décision Préalable = ARC | Advance Ruling Certificate | In English | In French | → Economics | 
| CDP | Cisco Discovery Protocol | In English | → Networks, communication | 
| CDP | Carbon Disclosure Project | In English | → Organizations and associations → Environmental protection | 
| CDPA | Classified Data Preparation Area | In English | |
| CDPD | Cellular Digital Packet Data | In English | → Data → Telecommunications | 
| CDPIS | Command Data Processing and Instrumentation System | In English | → Data processing → Electronics | 
| CDQ | Cromodinàmica Quàntica = QCD | Quantum Chromodynamics | In English | In Catalan | → Quantum mechanics | 
| CDQR | Critical Design and Qualification Review | In English | |
| CDR | Cleaning, Decontamination & Request | In English | |
| CDR | Command Destruct Receiver | In English | |
| CDR | Conceptual Design Review | In English | |
| CDR | Configuration Design Review | In English | |
| CDR | Contract Data Requirements | In English | → Contract law | 
| CDR | Critical Design Review | In English | |
| CDRA | Centre du Design Rhône-Alpes | In French | → Drawing and applied arts | 
| CDRI | Cambodia Development Resource Institute | In English | |
| CDRL | Contract Data Requirements List | In English | → Contract law | 
| CDRR | Contract Documentation Requirements Record | In English | → Contract law | 
| CDRS | Contract Data Requirements Schedule | In English | → Contract law | 
| CDRS | Comité de Dialogue de la Fesponsabilité Sociale | In French | → Personnel management → Labour, labour economics | 
| CDS | Command and Data Subsystem | In English | → Computer hardware → Data processing | 
| CDS | Cavity Digitizing System | In English | |
| CDS | Control and Display System | In English | |
| CDS | Control Data System | In English | |
| CDS | Controller Select Direction | In English | |
| CDS | Coupling Display System | In English | |
| CDS | Closeout Door System | In English | |
| CDS | Cold-Drawn Steel | In English | |
| CDS | Computer Design and Simulation | In English | → Computer-based techniques | 
| CDS | Configuration Design System | In English | |
| CDS | Configuration Development System | In English | |
| CDS | Consolidated Direct Support | In English | |
| CDS | Cognitive Development Society | In English | → Organizations and associations → Psychology | 
| CDS | Combinatie Dordrecht Sultana | In Dutch | → Organizations and associations → Sport, physical exercises | 
| CDS | Communicative Disorders and Science | In English | |
| CDS-PP | Centro Democrático Social - Partido Popular | In Portuguese | → Political parties and movements | 
| CDS-PP | Centro Democrático e Social – Partido Popular (www.cds.pt) | In Portuguese | → Political parties and movements → Portugal | 
| CDSC | Communication Distribution and Switching Center | In English | |
| CDSC | Coupling-Display Scanning-Telescope Manual Control | In English | |
| CDSF | Commercially Developed Space Facility | In English | → Astronomy → Astronautics | 
| CDSL | Computer Data System Laboratory | In English | → Research institutes → Data | 
| CDSP | Corps Départemental de Sapeurs-Pompiers | In French | → Regional administration → Firefighting | 
| CDSR | Contract Data Status Report | In English | → Contract law | 
| CDSR | Cost Data Summary Report | In English | → Prices | 
| CDT | Central Daylight Time | In English | |
| CDT | Command Descriptor Table | In English | |
| CDT | Compressed Data Tape | In English | |
| CDT | Configuration Data Table | In English | → Data | 
| CDT | Countdown Time | In English | |
| CDT | Connaissance des Temps | In English | → Serial publications, periodicals → Astronomy | 
| CDT | Conseiller en Développement Technologique | In French | → Engineering, technology | 
| CDT | Comité Départemental du Tourisme | In French | → Tourism | 
| CDT | Centro de Diagnóstico y Tratamiento | In Spanish | → Diagnostics → Medicine | 
| CDTD | Centre de Distribution de Travail à Domicile | In French | → Labour, labour economics | 
| CDTD | Comparative Dictionary of Tibetan Dialects | In English | → Dictionaries → Linguistics | 
| CDTD | CAD Drafting & Tool Design Technology | In English | → Computer-based techniques | 
| CDTE | Comité Départemental de Tourisme Équestre | In French | → Organizations and associations → Tourism → Riding → France | 
| CDTS | Centre Départemental de Transfusion Sanguine | In French | → Blood and circulatory system |