

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| CERP | Comité Européen de Réglementation Postale | In French | → Organizations and associations → Standardization → Postal services → Europe | 
| CERPEG | Centre de Ressources pour l'Enseignement Professionnel en Économie-Gestion | In French | → Libraries → Economics → Education | 
| CERR | Centre d'Écologie des Ressources Renouvelables | In French | → Environmental protection → Threats to the environment | 
| CERs | Certified Emission Reductions | In English | |
| CERSA | Centre d'Études et de Recherches de Sciences Administratives | In French | → Research institutes → Public administration, government | 
| CERT | Centre d'Études et de Recherche de Toulouse | In French | → Research institutes | 
| CERT | Center for Education Resources and Technology | In English | → Research institutes → Education | 
| CERTH | Centre for Research and Technology Hellas | In English | → Research policy → Engineering, technology | 
| CERTU | Centre d'Études sur les Réseaux, les Transports, l'Urbanisme et les constructions publiques | In French | → Research institutes → Civil engineering → Transport and postal services → Construction | 
| CERV | Centre Européen de Réalité Virtuelle | In French | → Image processing | 
| CES | Comité d'Experts Spécialisés | In French | |
| CES | Combined Earth Sensor | In English | → Astronautics | 
| CES | Concept Evaluation Study | In English | |
| CES | Conical Earth Sensor | In English | → Astronautics | 
| CES | Control Electronics Section | In English | → Electronics | 
| CES | Crew Escape System | In English | → Astronautics | 
| CES | Consiliul Economic şi Social (www.ces.ro) | In Romanian | → Economics → Public administration, government | 
| CES | Company for Energy Saving | In English | → Energy economics | 
| CES | Certificat d'Études Supérieures | In French | → Education | 
| CES | Confédération Européenne des Syndicats (www.etuc.org) = ETUC | European Trade Union Confederation | In English = CES | Confederación Europea de Sindicatos | In Spanish = EVV | Europees Verbond van Vakverenigingen | In Dutch | In French | → Organizations and associations → Labour, labour economics | 
| CES | Confederación Europea de Sindicatos (www.etuc.org) = ETUC, EVV (look above) | In Spanish | → Organizations and associations → Labour, labour economics | 
| CES | Consumer Electronics Show (www.cesweb.org) | In English | → Computer science → Electronics | 
| CES | Conservation des Eaux et des Sols | In French | → Threats to the environment → Hydrology → Environmental technology, water supply, waste management | 
| CES | Contrat Emploi Solidarité | In French | → Labour, labour economics | 
| CES | Collège d'Enseignement Secondaire | In French | → Education | 
| CES | Centreon Enterprise Server | In English | → Software | 
| CESA | Canadian Engineering Standards Association | In English | → Associations → Standardization → Engineering, technology → Canada | 
| CESAP | Commission Économique et Sociale pour l'Asie et le Pacifique = ESCAP | Economic and Social Commission for Asia and the Pacific | In English = CESPAP | Comisión Económica y Social para Asia y el Pacífico | In Spanish = CESAP | Comissão Econômica e Social para Ásia e Pacífico | In Portuguese | In French | → International relations → Social sciences → Economics | 
| CESAP | Comissão Econômica e Social para Ásia e Pacífico = ESCAP, CESPAP (look above) | In Portuguese | → International relations → Social sciences → Economics | 
| CESAR | Calendrier Électronique des Spectacles sous l'Ancien Régime | In French | → Libraries → Theatre | 
| CESAR | Centro de Estudos e Sistemas Avançados do Recife | In Portuguese | → Engineering, technology | 
| CESC | Comité d'Éducation à la Santé et à la Citoyenneté | In French | → Education → Medicine | 
| CESCM | Centre d'Études Supérieures de Civilisation Médiévale (www.mshs.univ-poitiers.fr/cescm) | In French | → Research institutes → History | 
| CESCM | Centre d’Études Supérieures de Civilisation Médiévale | In French | → Research institutes → History | 
| CESE | Comité Económico y Social Europeo (www.eesc.europa.eu) = EØSU | Europæiske Økonomiske og Sociale Udvalg | In Danish = ΕΟΚΕ | Ευρωπαϊκή Οικονομική και Κοινωνική Επιτροπή | In Greek = EWSA | Europäische Wirtschafts- und Sozialausschuss | In German = EHSV | Evropský Hospodářský a Sociální Výbor | In Czech = EMSK | Euroopa Majandus- ja Sotsiaalkomitee | In Estonian = EESC | European Economic and Social Committee | In English = CESE | Comité Économique et Social Européen | In French = CESE | Comitato Economico e Sociale Europeo | In Italian = EESK | Eiropas Ekonomikas un Sociālo lietu Komiteja | In Latvian = EESRK | Europos Ekonomikos ir Socialinių Reikalų Komitetas | In Lithuanian = EGSZB | Európai Gazdasági és Szociális Bizottság | In Hungarian = KESE | Kumitat Ekonomiku u Soċjali Ewropew | In Maltese = EESC | Europees Economisch en Sociaal Comité | In Dutch = EKES | Europejski Komitet Ekonomiczno - Społeczny | In Polish = CESE | Comité Económico e Social Europeu | In Portuguese = EHSV | Európsky Hospodársky a Sociálny Výbor | In Slovak = EESO | Evropski Ekonomsko-Socialni Odbor | In Slovenian = ETSK | Euroopan Talous-ja Sosiaalikomitea | In Finnish = EESK | Europeiska Ekonomiska och Sociala Kommittén | In Swedish | In Spanish | → International relations → Economics → Europe | 
| CESE | Comité Économique et Social Européen (www.eesc.europa.eu) = EØSU, ΕΟΚΕ, EWSA, EHSV, EMSK, EESC, EESK, EESRK, EGSZB, KESE, EKES, EESO, ETSK (look above) | In French | → International relations → Economics → Europe | 
| CESE | Comitato Economico e Sociale Europeo (www.eesc.europa.eu) = EØSU, ΕΟΚΕ, EWSA, EHSV, EMSK, EESC, EESK, EESRK, EGSZB, KESE, EKES, EESO, ETSK (look above) | In Italian | → International relations → Economics → Europe | 
| CESE | Comité Económico e Social Europeu (www.eesc.europa.eu) = EØSU, ΕΟΚΕ, EWSA, EHSV, EMSK, EESC, EESK, EESRK, EGSZB, KESE, EKES, EESO, ETSK (look above) | In Portuguese | → International relations → Economics → Europe | 
| CESEDA | Code de l'Entrée et du Séjour des Étrangers et du Droit d'Asile | In French | → Law, jurisprudence → Migrations → Human rights | 
| CESI | Confédération Européenne des Syndicats Indépendants = CESI | Confederación Europea de Sindicatos Independientes | In Spanish | In French | → Organizations and associations → Labour, labour economics → Europe | 
| CESI | Confederación Europea de Sindicatos Independientes = (look above) | In Spanish | → Organizations and associations → Labour, labour economics → Europe | 
| CESI | Comitê sobre o Impacto Ambiental e Social | In Portuguese | |
| CESIA | Centre d'Études des Systèmes d'Information des Administrations | In French | → Computer science → Public administration, government → Telecommunications | 
| CESL | Confederación Europea de Sindicatos Libres | In Spanish | → Organizations and associations → Labour, labour economics | 
| CESML | Coopérative d'Électricité de Saint-Martin de Londres (http://https://cesml.com) | In French | → Organizations and associations → Electrical engineering → France | 
| CESO | Centro de Estudios Superiores de Ortodoncia | In Spanish | → Dentistry | 
| CESO | Canadian Executive Service Organization = SACO | Service d'Assistance Canadienne aux Organismes | In French | In English | → Organizations and associations → Development → Canada | 
| CESP | Centre d'études des supports de publicité | In French | → Advertising | 
| CESPAP | Comisión Económica y Social para Asia y el Pacífico = CESAP, ESCAP (look above) | In Spanish | → International relations → Social sciences → Economics | 
| CESR | Central Eurasian Studies Review | In English | → Serial publications, periodicals → Area studies | 
| CESS | Centrum för sydostasiatiska studier | In Finnish | → Language, linguistics, literature → Geography, biography, history | 
| CESS | Central Eurasian Studies Society (www.cess.muohio.edu) | In English | → Organizations and associations → Area studies | 
| CESTA | Centre d'Études des Systèmes et des Technologies Avancées | In French | → Engineering, technology | 
| CESTAS | Centro di Educazione Sanitaria e Tecnologie Appropriate Sanitarie | In Italian | → Organizations and associations → Medicine | 
| CESTEL | Centro Español de Servicios Telemáticos (www.cestel.es) | In Spanish | → Computer science → Telecommunications → Spain | 
| CESTMed | Centre d'Étude et de Sauvegarde des Tortues marines de Méditerranée | In French | → Threats to the environment → Zoology | 
| CESU | Chèque Emploi Service Universel | In French | → Labour, labour economics | 
| CESVI | Cooperazione e Sviluppo | In Italian | → Organizations and associations → Development | 
| CESWW | Central Eurasian Studies World Wide | In English | → Language, linguistics, literature → Geography, biography, history | 
| CET | Clutter Equivalent Target | In English | |
| CET | Combined Element Test | In English | |
| CET | Conditions d'Exécution du Travail | In French | → Labour, labour economics | 
| CET | Compte Épargne Temps | In French | → Personnel management → Labour, labour economics | 
| CETA | Crew and Equipment Translation Aid | In English | |
| CETAP | Centre d'ÉTudes des Auxiliaires Pédagogiques | In French | → Education | 
| CETE | Centre d'Étude Technique de l'Équipement | In French | → Civil engineering → Transport and postal services | 
| CETE | Centre d'Études Techniques de l'Équipement | In French | → Civil engineering | 
| CETE | Centre d'Expertise Technique Électricité | In French | → Electrical engineering | 
| CETEA | Centro de Tecnologia de Embalagem | In Portuguese | → Research institutes | 
| CETEHOR | Centre Technique de l'Industrie Horlogère | In French | → Applied sciences, technology | 
| CETELIC | Centre de Traitement Électronique Intercaisses | In French | → Computer-based techniques → Telecommunications | 
| CETEM | Centre d'Étude des Techniques Économiques Modernes | In French | → Economics | 
| CETEM | Centro de Tecnologia Mineral (www.cetem.gov.br) | In Portuguese | → Research institutes → Mining → Brazil | 
| CETF | Critical Evaluation Task Force | In English | |
| CETG | Centre d'Expertise Technique Gaz | In French | → Energy economics | 
| CETHIL | Centre de Thermique de Lyon | In French | → Thermodynamics → Mechanical engineering → France | 
| CETIAT | Centre Technique des Industries Aérauliques et Thermiques | In French | → Engineering, technology | 
| CETIC | Centre d’Excellence en Technologies de l’Information et de la Communication (www.cetic.be) | In French | → Computer science → Telecommunications | 
| CETIM | Centre Europe/Tiers-Monde (www.cetim.ch) | In French | → International relations | 
| CETIM | Centre Technique des Industries Mécaniques | In French | → Mechanical engineering | 
| CETIMA | Centre de Traitement de l’Information Médicale des Armées | In French | → Data processing → Medicine → Military affairs | 
| CETIOM | Centre Technique Interprofessionnel des Oléagineux Métropolitains | In French | → Research institutes → Agricultural sciences | 
| CETMA | Centre d'Études sur le Management | In French | → Management | 
| CETR | Corpul Expertilor Tehnici din România | In Romanian | → Organizations and associations → Applied sciences, technology → Romania | 
| CETS | Contractor Engineering and Technical Services | In English | → Engineering, technology | 
| CETS | Contractor Engineering Technical Support | In English | → Engineering, technology | 
| CETS | Contractor Engineering Technical Services | In English | → Engineering, technology | 
| CETU | Centre d'Études des Tunnels | In French | → Research institutes → Civil engineering | 
| CETU | Centre d'Études Techniques des Tunnels | In French | → Civil engineering | 
| CETUR | Centre d'Études Techniques des Transports Urbains | In French | → Vehicle engineering → Transport and postal services | 
| CEU | Control Electronics Unit | In English | → Electronics | 
| CEU | Central European University | In English | → Higher education, universities | 
| CEUS | (Department of Central) Eurasian Studies | In English | → Language, linguistics, literature → Geography, biography, history | 
| CEV | Crew Exploration Vehicle | In English | → Vehicle engineering | 
| CEVA | Content-Enabled Vertical Application | In English | → Software → Document processing | 
| CEVE | Comité Européen du Véhicule Expérimental | In French | → Vehicle engineering | 
| CEVI | Confédération Européenne des Vignerons Indépendants | In French | → Organizations and associations → Agricultural sciences → Beverage industry → Europe | 
| CEVI | Centro di Volontariato Internazionale | In Italian | → Organizations and associations | 
| CEVO | Compascumer Erfscheidense Voetbal en Ontspanningsvereniging | In Dutch | → Organizations and associations → Football and rugby → Netherlands | 
| CEVU | Conseil des Études et de la Vie Universitaire | In French | → Organizations and associations → Higher education, universities | 
| CEWC | Council for Education in World Citizenship | In English | → Organizations and associations → Education | 
| CEyeR | Current Eye Research | In English | → Serial publications, periodicals → Biological sciences → Anatomy | 
| CEZ | Centre d'Enseignement Zootechnique | In French | → Zoology → 636 | 
| CF | Carrier Frequency | In English | |
| CF | Center Forward | In English | |
| CF | Center of Flotation | In English | |
| CF | Centrifugal Force | In English | |
| CF | Completion Form | In English | |
| CF | Consequence of Failure | In English | |
| CF | Corner Fitting | In English | |
| CF | Computers and Fluids | In English | → Serial publications, periodicals → Computer science → Fluid mechanics | 
| CfA | Harvard-Smithsonian Center for Astrophysics (https://www.cfa.harvard.edu/) | In English | → Research institutes → Astronomy → United States | 
| CFA | Centre de Formation des Apprentis | In French | → Education → Labour, labour economics | 
| CFA | Canadian Flag Association | In English | → Associations → Flags, banners → Canada | 
| CFA | Cat Fancier's Association (www.cfa.org) | In English | → Associations | 
| CFA | Center for the Arts | In English | → Arts | 
| CFA | Communauté Française d'Afrique | In French | → Africa | 
| CFA | Chartered Financial Analyst | In English | → Finance | 
| CFA | Comité Français des Aérosols | In French | → Organizations and associations → Chemical technology | 
| CFA | Congé de Fin d'Activité | In French | → Personnel management → Labour, labour economics | 
| CFA | Championnat de France Amateur | In French | → Football and rugby | 
| CFAA | Centre de Formation des Apprentis Agricoles | In French | → Labour, labour economics → Education → Agricultural sciences | 
| CFAC | Conferencia de las Fuerzas Armadas Centroamericanas = CFAC | Conférence des Forces Armées Centraméricaines | In French = CFAC | Conferência das Forças Armadas da América Central | In Portuguese | In Portuguese | → International relations → Military affairs | 
| CFAC | Conférence des Forces Armées Centraméricaines = (look above) | In French | → International relations → Military affairs | 
| CFAC | Conferência das Forças Armadas da América Central = (look above) | In Portuguese | → International relations → Military affairs | 
| CFAE | Contractor-Furnished Airborne Equipment | In English | → Aeronautics, aircraft | 
| CFAO | Conception et Fabrication Assistées par Ordinateur | In French | → Computer-based techniques → Engineering, technology | 
| CFAPSE | Certificat de Formation aux Activités de Premiers Secours en Équipe | In French | → Education → Medicine → Traumatology → France | 
| CFAPSR | Certificat de Formation aux Activités de Premiers Secours Routiers | In French | → Education → Medicine → Traumatology → France | 
| CFAR | Constant False Alarm Rate | In English | |
| CFAR | Collège Français des Anesthésistes Réanimateurs | In French | → Organizations and associations → Anesthesiology → France | 
| CFAR | Center for Functional Assessment Research | In English | → Research institutes | 
| CFAS | Center for Foreign Affairs and Security | In English | → International relations → Polemology | 
| CFAS | Code de la Famille et de l'Aide Sociale | In French | → Law, jurisprudence → Social welfare | 
| CFBMC | Canadian Farm Business Management Council = CCGEA | Conseil Canadien de la Gestion d'Entreprise Agricole | In French | In English | → Organizations and associations → Economics → Agricultural sciences | 
| CFBR | Comité Français des Barrages et Réservoirs | In French | → Organizations and associations → Civil engineering → 626 → France | 
| CFC | Chrlorofluorocarbone | In French | → Chemistry → Chemical technology | 
| CFC | Central Fire Control | In English | |
| CFC | Chlorofluorocarbon | In English | |
| CFC | Cuadernos de Filologia clásica | In Spanish | → Serial publications, periodicals → Philology | 
| CFC | Conseiller en Formation Continue | In French | → Education | 
| CFC | Community Foundations of Canada (www.cfc-fcc.ca) = FCC | Fondations Communautaires du Canada | In French | In English | → Foundations → Canada | 
| CFC | Congé de Fin de Carrière | In French | → Labour, labour economics | 
| CFC | Chemins de Fer de la Corse (www.traincorse.net) | In French | → Rail transport engineering → Transport and postal services | 
| CFC | Cubique à Faces Centrées | In French | → Crystallography | 
| CFCC | Comité Français de Coordination du Carburéacteur | In French | → Organizations and associations → Aeronautics, aircraft → France | 
| CFCE | Centre Français du Commerce Extérieur | In French | → Trade → France | 
| CFCG | Confédération Française du Commerce de Gros | In French | → Organizations and associations → Trade → France | 
| CFCIC | Compagnie Financière de Crédit Industriel et Commercial | In French | → 33677 | 
| CFCM | Conseil Français du Culte Musulman | In French | → Organizations and associations → Islam → France | 
| CFCU | Cours des Futurs Commandants d'Unités | In French | → Education → Military affairs | 
| CFCV | Collectif féministe contre le viol | In French | → Organizations and associations → Feminism | 
| CFD | Computational Fluid Dynamics | In English | |
| CFD | Contract For Difference | In English | → Finance | 
| CFDPA | Compagnie Française de Distribution des Pétroles en Afrique | In French | → Trade → 665 → France | 
| CFDT | Confédération Française des Travailleurs | In French | → Organizations and associations → Labour, labour economics → France | 
| CFDT | Compagnie Française pour le développement des Fibres Textiles | In French | → Textile industry → France | 
| CFDT | Confédération Française Démocratique du Travail (www.cfdt.fr) | In French | → Organizations and associations → Labour, labour economics → France | 
| CFE | Central Framework Executive | In English | |
| CFE | Consolidated Front End | In English | |
| CFE | Contractor-Furnished Equipment | In English | |
| CFE | Critical Function Equipment | In English | |
| CFE | Customer-Furnished Equipment | In English | |
| CFE | Caisse des Français de l'Étranger | In French | → Insurance | 
| CFE | Centre de Formalités des Entreprises | In French | → Economic policy | 
| CFE | Commission Fédérale des Étrangers | In French | → Organizations and associations → Migrations | 
| CFE | Conseil de la Famille et de l'Enfance | In French | → Organizations and associations → Social welfare | 
| CFE | Comisión Federal de Electricidad | In Spanish | → Organizations and associations → Central administration → Electrical engineering | 
| CFE-CGC | Confédération Française de l'Encadrement - Confédération Générale des Cadres (www.cfecgc.org) | In French | → Organizations and associations → Management → Labour, labour economics → France | 
| CFECTI | Centre de Formation des Coopérants Culturels et Techniques Internationaux | In French | → International relations → Education | 
| CFEM | Compagnie Française d'Entreprises Métalliques | In French | → Metallurgy → France | 
| CFEP | Chambre des Fonctionnaires et Employés Publics | In French | → Organizations and associations → Labour, labour economics → Public administration, government | 
| CFES | Continuous Flow Electrophoresis System | In English | |
| CFES | Comité Français d'Éducation pour la Santé | In French | → Education → Personal health and hygiene → France | 
| CFES | Certificat de Fin d'Études secondaires | In French | → Education | 
| CFF | Columbus Free Flyer | In English | → Astronautics | 
| CFF | Crédit Foncier de France | In French | → 33677 → France | 
| CFG | Context Free Grammar | In English | → Data → Document processing | 
| CFG | Certificat de Formation Générale | In French | → Education | 
| CFGB | Comité Français des Grands Barrages | In French | → Organizations and associations → Civil engineering → 626 | 
| CFH | Conference on Faith and History | In English | → Organizations and associations → Religion, theology → History | 
| CFHI | Committee on Hemispheric Financial Issues | In English | → International relations → Finance | 
| CFI | Card Format Identifier | In English | |
| CFI | Chemisches Forschungsinstitut der Wirtschaft Österreichs | In German | → Research institutes → Chemistry → Chemical technology → Austria | 
| CFI | Corporaţia Financiară Internaţională | In Romanian | → Finance | 
| CFI | Crédit Formation Individualisée | In French | → Labour, labour economics → Education | 
| CFI | Canal France international | In French | → Telecommunications → France | 
| CFI | Center for Inquiry | In English | → Organizations and associations → Philosophy, psychology | 
| CFI | Campus Facilities Inventory | In English | → Education | 
| CFI | Contractor Furnished Instruction | In English | |
| CFIA | Canadian Food Inspection Agency (www.inspection.gc.ca) | In English | → Central administration → Food technology → Canada | 
| CFIC | Congregation of the Sons of Immaculate Conception | In English | → Roman catholic church | 
| CFIDC | China Football Industry Development Corporation | In English | → Organizations and associations → Football and rugby → China | 
| CFIS | Calculateur du Fractionnement des Isotopes Stables = SIFC | Stable Isotope Fractionation Calculator | In English | In French | → Atomic physics | 
| CFIS | Centre de Formació Interdisciplinària Superior | In Spanish | → Higher education, universities | 
| CFJF | Calendrier des Fêtes et des Jours Fériés | In French | → Labour, labour economics | 
| CFLN | Comité Français de Libération Nationale | In French | → History → France | 
| CFM | Customer-Furnished Material | In English | |
| CFM | Compagnie Française du Méthane | In French | → Chemical technology → Mechanical engineering → France | 
| CFM | Certified Facility Manager | In English | → Management |