| CCSD | Chrysler Corporation Space Division | In English | → Spaceflight engineering, astronautics |
| CCSD | Collins Communications Systems Division | In English | → Telecommunications |
| CCSTI | Centre de Culture Scientifique, Technique et Industrielle | In French | → Civilization, culture, progress → Mathematics and natural sciences → Engineering, technology |
| CCTD | Centre Canadien des Technologies de Déminage = CCMAT | Canadian Centre for Mine Action Technologies | In English |
In French | → Military engineering |
| ccTLD | Country code Top Level Domain | In English | → Networks, communication → Telecommunications |
| CCTV | Closed-Circuit Television | In English | → Telecommunications |
| CCU | Crewman Communications Umbilical | In English | → Telecommunications |
| CCU | Crew Communications Unit | In English | → Telecommunications |
| CCU | Communications Carrier Unit | In English | → Telecommunications |
| CCU | Communications Carrier Umbilical | In English | → Telecommunications |
| CCUJ | Center for Coal Utilization | In English | → Energy economics |
| CCW | Confédération Construction Wallonne (www.ccw.be) | In French | → Organizations and associations → Building |
| CD | Cycle Day | In English | → Gynaecology |
| CDARA | Conception, Décision, Adaptation du Réseau aux Attentes | In French | → Quality management → Electrical engineering |
| CDC | Collins Defense Communications | In English | → 355 → Telecommunications |
| 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 → Building → Regional planning → Architecture |
| CDCD | Collins Defense Communications Division | In English | → 355 → Telecommunications |
| CDDA | Comité Départemental de Développement Agricole | In French | → Agricultural sciences |
| CDE | Corporación Dominicana de Electricidad (www.cde.gov.do) | In Spanish | → Electrical engineering |
| CDEH | Comité Directeur pour l'Énergie dans l'Hémisphère = CDEH | Comité Directivo para la Energía del Hemisferio | In Spanish = HESC | Hemispheric Energy Steering Committee | In English = CDEH | Comitê Diretor para a Energia do Hemisfério | In Portuguese |
In French | → International economic cooperation → Energy economics |
| CDEH | Comité Directivo para la Energía del Hemisferio = HESC (look above) |
In Spanish | → International economic cooperation → Energy economics |
| CDEH | Comitê Diretor para a Energia do Hemisfério = HESC (look above) |
In Portuguese | → International economic cooperation → Energy economics |
| CDES | Comité départemental d'Éducation pour la Santé | In French | → Education → Personal health and hygiene |
| CDF | Charbonnages de France | In French | → Mining |
| CDH | Comité Départemental d'Hygiène | In French | → Personal health and hygiene → Public health and hygiene |
| CDHR | Comité Départemental d’Habitat et d’aménagement Rural | In French | → Organizations and associations → Agricultural sciences → Regional planning |
| CDMA | Code Division Multiple Access = AMRC | Accès Multiple par Répartition en Code | In French |
In English | → Telecommunications |
| CDNT | Centre Droit et Nouvelles Technologies | In French | → Law, jurisprudence → Telecommunications |
| CDOA | Commission Départementale d’Organisation Agricole | In French | → Regional administration → Agricultural sciences |
| CDSF | Commercially Developed Space Facility | In English | → Astronomy → Spaceflight engineering, astronautics |
| CDT | Centro de Diagnóstico y Tratamiento | In Spanish | → Diagnostics → Medicine |
| CDT | Conseiller en Développement Technologique | In French | → Engineering, technology |
| CDTS | Centre Départemental de Transfusion Sanguine | In French | → Blood and circulatory system |
| CE | Civil Engineering | In English | → Civil engineering → Building |
| CE | Corps of Engineers | In English | → Engineering, technology |
| CEA | Commissariat à l'Énergie Atomique | In French | → Research institutes → Nuclear, atomic, and molecular physics → Energy economics → Engineering, technology |
| CEA | Control Electronics Assembly | In English | → Electronics |
| CEA | Consumer Electronics Association | In English | → Associations → Electronics |
| CEA | Carcino-Embryonales Antigen | In German | → Biological sciences → Oncology |
| CEA | Control Element Assembly | In English | → Engineering, technology |
| CEA | Commissariat à l’Énergie Atomique | In French | → Organizations and associations → 5931 → Energy economics → 6210 |
| CEAV | Certificat d'Études Approfondies Vétérinaires | In French | → Education → Zoology → Veterinary medicine |
| CEB | Comité Électrotechnique Belge = BEC | Belgisch Elektrotechnisch Comité | In Dutch |
In English | → Electrical engineering |
| CEBTP | Centre Expérimental du Bâtiment et des Travaux Publics | In French | → Research institutes → Civil engineering → Building |
| CEBTP | Centre d'Étude du Bâtiment et des Travaux Publics | In French | → Civil engineering → Building |
| CEC | Control Electronics Container | In English | → Electronics |
| CEC | Consolidated Electronics Corporation | In English | → Electronics |
| CEC | Consolidated Electrodynamics Corporation | In English | → Electrical engineering |
| CECA | Comunidad Europea del Carbón y del Acero = EKSF | Europæiske Kul- og Stålfællesskab | In Danish = ESUO | Evropské společenství uhlí a oceli | In Czech = EZUČ | Europska zajednica za ugljen i čelik | In Croatian = CECA | Communauté Européenne du Charbon et de l'Acier | In French = EGKS | Europese Gemêenschap voo Kooln en Stoal | VLS = ECSC | European Coal and Steel Community | In English = ЕОВС | Европейската общност за въглища и стомана | In Bulgarian = CECA | Comunitat Europea del Carbó i de l'Acer | In Catalan = EGKS | Europäische Gemeinschaft für Kohle und Stahl | In German = CECA | Comunidade Europea do Carbón e do Aceiro | In Galician = CECA | Comunità Europea del Carbone e dell'Acciaio | In Italian = EWWiS | Europejska Wspólnota Węgla i Stali | In Polish = CECA | Comunautat Europèa del Carbon e de l'Acièr | In Occitan = EKSF | Det europeiske kull- og stålfellesskap | In Norwegian = EGKS | Europese Gemeenschap voor Kolen en Staal | In Dutch = ESZAK | Európai Szén- és Acélközösség | In Hungarian = CECA | Comunidade Europeia do Carvão e do Aço | In Portuguese = CECO | Comunitatea Europeană a Cărbunelui şi Oţelului | In Romanian = ЕОУС | Европейское объединение угля и стали | In Russian = ESUO | Európske spoločenstvo pre uhlie a ocel | In Slovak = EHYT | Euroopan hiili- ja teräsyhteisö | In Finnish = EKSG | Europeiska kol- och stålgemenskapen | In Swedish = EAPB | Europos anglių ir plieno bendrija | In Lithuanian |
In Spanish | → International relations → International economic cooperation → Mining → Metallurgy |
| CECA | Communauté Européenne du Charbon et de l'Acier = EKSF, ESUO, EZUČ, EGKS, ECSC, ЕОВС, EWWiS, ESZAK, CECO, ЕОУС, EHYT, EKSG, EAPB (look above) |
In French | → International relations → International economic cooperation → Mining → Metallurgy |
| CECA | Comunidade Europeia do Carvão e do Aço = EKSF, ESUO, EZUČ, EGKS, ECSC, ЕОВС, EWWiS, ESZAK, CECO, ЕОУС, EHYT, EKSG, EAPB (look above) |
In Portuguese | → International relations → International economic cooperation → Mining → Metallurgy |
| CECA | Comunitat Europea del Carbó i de l'Acer = EKSF, ESUO, EZUČ, EGKS, ECSC, ЕОВС, EWWiS, ESZAK, CECO, ЕОУС, EHYT, EKSG, EAPB (look above) |
In Catalan | → International relations → International economic cooperation → Mining → Metallurgy |
| CECA | Comunidade Europea do Carbón e do Aceiro = EKSF, ESUO, EZUČ, EGKS, ECSC, ЕОВС, EWWiS, ESZAK, CECO, ЕОУС, EHYT, EKSG, EAPB (look above) |
In Galician | → International relations → International economic cooperation → Mining → Metallurgy |
| CECA | Comunità Europea del Carbone e dell'Acciaio = EKSF, ESUO, EZUČ, EGKS, ECSC, ЕОВС, EWWiS, ESZAK, CECO, ЕОУС, EHYT, EKSG, EAPB (look above) |
In Italian | → International relations → International economic cooperation → Mining → Metallurgy |
| CECA | Comunautat Europèa del Carbon e de l'Acièr = EKSF, ESUO, EZUČ, EGKS, ECSC, ЕОВС, EWWiS, ESZAK, CECO, ЕОУС, EHYT, EKSG, EAPB (look above) |
In Occitan | → International relations → International economic cooperation → Mining → Metallurgy |
| CECB | Coupon-Eligible Converter Box | In English | → Telecommunications |
| CECC | CENELEC Electronic Components Committee | In English | → Electrical engineering → Electronics |
| CECCAR | Corpul Expertilor Contabili si Contabililor Autorizati din România | In Romanian | → Commercial law → Accounting |
| CECE | Committee for the European Construction Equipment (www.cece-eu.org) | In English | → Organizations and associations → Civil engineering → Building |
| CECIMO | Comité Européen de Coopération des Industries de la Machine-Outil (www.cecimo.be) | In French | → Organizations and associations → Mechanical engineering |
| CECO | Comunitatea Europeană a Cărbunelui şi Oţelului = CECA, EKSF, ESUO, EZUČ, EGKS, ECSC, ЕОВС, EWWiS, ESZAK, ЕОУС, EHYT, EKSG, EAPB (look above) |
In Romanian | → International relations → International economic cooperation → Mining → Metallurgy |
| CECOG | Central European Cooperative Oncology Group | In English | → Oncology |
| CED | Chronisch-entzündliche Darmerkrankung | In German | → Pathology |
| CEDEM | Centro de Desenvolvimento da Educação Médica | In Portuguese | → Education → Medicine |
| CEDEX | Courrier d'Entreprise à Distribution EXceptionnelle | In French | → Transport and postal services |
| CEDIA | Consorcio Ecuatoriano para el Desarrollo de Internet Avanzado | In Spanish | → Internet → Organizations and associations → Telecommunications |
| CEE | Computers and Electrical Engineering | In English | → Serial publications, periodicals → Computer science → Electrical engineering |
| CEEETA | Centro de Estudos em Economia da Energia, dos Transportes e do Ambiente | In Portuguese | → Research institutes → Nature → Energy economics |
| CEEJ | Canadian Electrical Engineering Journal | In English | → Serial publications, periodicals → Electrical engineering |
| CEEP | Centre Européen d'Etudes sur les Polyphosphates | In French | → Organizations and associations → 665 |
| CEFH | Centre d'Études et de Formation Hospitalière | In French | → Education → Medicine |
| CEFIGRE | Centre de Formation Internationale à la Gestion des Ressources en Eau | In French | → 6281 |
| CEGELY | Centre de Génie Électrique de Lyon | In French | → Research institutes → Electrical engineering |
| CeGIBAT | Centre d’information de Gaz de France pour l’Industrie et le Bâtiment | In French | → Energy economics → Industry, industrial policy → Building |
| CEHI | Caribbean Environmental Health Institute (www.cehi.org.lc) | In English | → Medicine |
| CEHM | Companion Encyclopaedia of the History of Medicine | In English | → Dictionaries → Medicine → History |
| CEI | Comitato Elettrotecnico Italiano (www.ceiuni.it) | In Italian | → Organizations and associations → Electrical engineering |
| CEI | Commission Électrotechnique Internationale = IEC | International Electrotechnical Commission | In English = CEI | Comisión Electrotécnica Internacional | In Spanish = CEI | Comissão Eletrotécnica Internacional | In Portuguese |
In French | → Electrical engineering |
| CEI | Comisión Electrotécnica Internacional = IEC (look above) |
In Spanish | → Electrical engineering |
| CEI | Comissão Eletrotécnica Internacional = IEC (look above) |
In Portuguese | → Electrical engineering |
| CEIDRE | Centre d'Expertise et d'Inspection dans le Domaine de la Réalisation et de l'Exploitation | In French | → Electrical engineering |
| CEIS | Compagnie Européenne d'Intelligence Stratégique | In French | → 659 |
| CELAVAR | Comité d’Étude et de Liaison des Associations à Vocation Agricole et Rurale | In French | → Associations → Agricultural sciences |
| CELE | Committee on Evaporation Loss Estimation | In English | → Mining → 665 |
| CELV | Commercial Expendable Launch Vehicle | In English | → Vehicle engineering |
| CEMA | Centre per a l'Empresa i el Medi Ambient | In Spanish | |
| CEMA | Cercle d'Échange du Monde Agricole | In French | → Organizations and associations → Agricultural sciences |
| CEMAGREF | Centre National du Machinisme Agricole, du Génie Rural, des Eaux et des Forêts | In French | → Agricultural sciences |
| CEMEF | Centre de Mise en Forme des Matériaux (www-cemef.cma.fr) | In French | → Research institutes → 620 |
| CEMETE | Centre d’Essais des Matériaux et d’Études sur les Techniques d’Exécution | In French | → 620 |
| CEMT | Conférence Européenne des Ministres des Transports (www.cemt.org) = ECMT | European Conference of Ministers of Transport | In English |
In French | → European Union → Transport and postal services |
| CEMT | Conferinţa Europeană a Miniştrilor de Transport | In Romanian | → International relations → Central administration → Transport and postal services |
| CEN | Centre d'Études Nucléaires | In French | → Nuclear, atomic, and molecular physics → Nuclear technology |
| CENA | Centre d'Études de la Navigation Aérienne | In French | → Transport and postal services |
| CENECA | Centre National des Expositions et Concours Agricoles | In French | → Agricultural sciences |
| CENEf | Center for Energy Efficiency | In English | → Energy economics |
| CENELEC | Comité Européen de Normalisation Électrotechnique | In French | → Standardization → Electrical engineering |
| CENG | Centre d'Études Nucléaires de Grenoble | In French | → Nuclear, atomic, and molecular physics → Energy economics → Nuclear technology |
| CeNGEPS | Centre National de Gestion des Essais de Produits de Santé | In French | → Pharmacology, toxicology |
| CENTIC | Centro de Tecnologías de Información y Comunicación (www.centic.es) | In Spanish | → Computer science → Telecommunications |
| CEnTp | Engineering Thermophysics China | In English | → Serial publications, periodicals → Thermodynamics → Engineering, technology |
| CEO | Centro di Eccellenza Optronica | In Italian | → Optics → Electronics |
| CEP | Centre Énergétique et Procédés | In French | → Energy economics |
| CEP | Concentré Érythrocytaire Phénotypé | In French | → Blood and circulatory system |
| CEP | Calcolatrice Elettronica Pisana | In Italian | → Computer science → Electronics |
| CEPEL | Centro de Pesquisas de Energia Elétrica | In Portuguese | → Electrical engineering |
| CEPIS | Centro Pan-americano de Engenharia Sanitária e Ciências do Ambiente (www.cepis.ops-oms.org) = CEPIS | Centro Panamericano de Ingeniería Sanitaria y Ciencias del Ambiente | In Spanish |
In Portuguese | → Organizations and associations → Environment, environmental sciences → Medicine |
| CEPIS | Centro Panamericano de Ingeniería Sanitaria y Ciencias del Ambiente (www.cepis.ops-oms.org) = (look above) |
In Spanish | → Organizations and associations → Environment, environmental sciences → Medicine |
| CePIT | Centar za Proučavanje Informacionih Tehnologija | In Serbian | → Telecommunications |
| CEPT | Conférence Européenne des Postes et Télécommunications (www.cept.org) | In French | → Organizations and associations → Telecommunications → Transport and postal services |
| CERAH | Centre d'Étude et de Recherche sur l'Appareillage des Handicapés | In French | → Medicine |
| CERCHAR | Centre d'Études et de Recherches des Charbonnages | In French | → Mining |
| CEREDIH | CEntre de REférence des Déficits Immunitaires Héréditaires | In French | → Pathology |
| CEREM | Centre d'Études et de Recherches sur les Matériaux | In French | → 620 |
| CEREN | Centre d'Études et de Recherche sur les Énergies | In French | → Energy economics |
| CERGA | Centrale Électrique Rhénane de Gambsheim | In French | → Electrical engineering |
| CERIB | Centre d'Études et de Recherches de l'Industrie du Béton | In French | → Research institutes → Civil engineering → Building |
| CERMA | Centre d'Études et de Recherches en Mécanismes et Automatismes | In French | → Mechanical engineering |
| CERMA | Centre d'Études et de Recherches de Médecine Aéronautique | In French | → Medicine → Aeronautics, aircraft |
| CERMES | Centre de recherche Médecine, Sciences, Santé et Société | In French | → Sociology → Mathematics and natural sciences → Medicine |
| CERMO | Centre d'Études et de Recherches de la Machine-Outil | In French | → Mechanical engineering |
| CERN | Centre Européen de Recherche Nucléaire (www.cern.ch) | In French | → Nuclear, atomic, and molecular physics → Nuclear technology |
| CERP | Comité Européen de Réglementation Postale (www.cept-cerp.org) | In French | → International relations → Transport and postal services |
| 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 | → Civil engineering → Transport and postal services → Building |
| CES | Company for Energy Saving | In English | → Energy economics |
| CES | Consumer Electronics Show | In English | → Computer science → Electronics |
| CES | Control Electronics Section | In English | → Electronics |
| CESA | Canadian Engineering Standards Association | In English | → Standardization → Associations → Engineering, technology |
| CESAR | Centro de Estudos e Sistemas Avançados do Recife | In Portuguese | → Engineering, technology |
| CESIA | Centre d'Études des Systèmes d'Information des Administrations | In French | → Computer science → Public administration, government → Telecommunications |
| CESO | Centro de Estudios Superiores de Ortodoncia | In Spanish | → Dentistry |
| CESP | Centre d'études des supports de publicité | In French | → 6591 |
| 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 |
| CETE | Centre d'Études Techniques de l'Équipement | In French | → Civil engineering |
| CETE | Centre d'Étude Technique de l'Équipement | In French | → Civil engineering → Transport and postal services |
| CETEHOR | Centre Technique de l'Industrie Horlogère | In French | |
| CETELIC | Centre de Traitement Électronique Intercaisses | In French | → Computer-based techniques → Telecommunications |
| CETHIL | Centre de Thermique de Lyon | In French | → Thermodynamics → Mechanical engineering |
| CETIAT | Centre Technique des Industries Aérauliques et Thermiques | In French | → Engineering, technology |
| CETIM | Centre Technique des Industries Mécaniques | In French | → Mechanical engineering |
| CETR | Corpul Expertilor Tehnici din România | In Romanian | → Organizations and associations |
| 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 |
| CEV | Crew Exploration Vehicle | In English | → Vehicle engineering |
| 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 |
| CEyeR | Current Eye Research | In English | → Serial publications, periodicals → Biological sciences → Anatomy |
| CEZ | Centre d'Enseignement Zootechnique | In French | → Zoology → 636 |
| CFAA | Centre de Formation des Apprentis Agricoles | In French | → Labour, labour economics → Education → Agricultural sciences |
| 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 Premier Secours en Équipe | In French | → Education → Medicine |
| CFAR | Collège Français des Anesthésistes Réanimateurs | In French | → Organizations and associations → Anesthesiology |
| CFBR | Comité Français des Barrages et Réservoirs | In French | → Civil engineering → 626 |
| CFC | Chrlorofluorocarbone | In French | → Chemistry → Chemical technology |
| CFDPA | Compagnie Française de Distribution des Pétroles en Afrique | In French | → Trade → 665 |
| CFDT | Compagnie Française des Fibres Textiles | In French | → Textile industry |
| CFE | Comisión Federal de Electricidad | In Spanish | → Organizations and associations → Central administration → Electrical engineering |
| CFEM | Compagnie Française d'Entreprises Métalliques | In French | → Metallurgy |
| CFES | Comité Français d'Éducation pour la Santé | In French | → Education → Personal health and hygiene |
| CFGB | Comité Français des Grands Barrages | In French | → Civil engineering → 626 |
| CFI | Canal France international | In French | → Telecommunications |
| CFM | Compagnie Française du Méthane | In French | → Energy economics |
| CFME | Centre de Formation aux Métiers de l'Environnement | In French | → Education → Environment, environmental sciences → Environmental technology, water supply, waste management |
| CFN | Conselho Federal de Nutricionistas | In Portuguese | → Organizations and associations → Nutrition |
| CFNR | Compagnie Française de Navigation Rhénane | In French | → Transport and postal services |
| CFP | Conceptual Flight Profile | In English | → Aeronautics, aircraft → Spaceflight engineering, astronautics |
| CFP | Compagnie Française des Pétroles | In French | → 665 |
| CFPAJ | Centre de Formation Professionnelle Agricole pour Jeunes | In French | → Labour, labour economics → Education → Agricultural sciences |
| CFPET | Centre de Formation des Professeurs de l'Enseignement Technique | In French | → Education → Engineering, technology |
| CFPPA | Centre de Formation Professionnelle et de Promotion Agricole | In French | → Labour, labour economics → Education → Agricultural sciences |
| CFR | Compagnie Française de Raffinage | In French | → 665 |
| CFR | Colegiul Farmacistilor din România | In Romanian | → Organizations and associations → Pharmacology, toxicology |
| CFTE | Clinical Flexibility and Therapeutic Exercise | In English | → Medicine |
| CFTE | Centre de Formation aux Techniques de l'Eau | In French | → Specialized or (poly)technical colleges → Environmental technology, water supply, waste management |
| CFTE | Center for Transportation Excellence | In English | → Vehicle engineering → Transport and postal services |
| CFTIFL | Centre Technique Interprofessionnel des Fruits et Légumes | In French | → Agricultural sciences |
| CFTV | Chemin de Fer Touristique du Vermandois | In French | → Transport and postal services → Tourism |
| CFU-GEMM | Colony Forming Unit - Granulocyte-Erythroid-Makrophage-Megakaryocyte | In English | → Blood and circulatory system |
| CFU-MK | Colony Forming Unit - MegaKaryocytic | In English | → Blood and circulatory system |
| CGA | Confédération Générale de l’Agriculture | In French | → Organizations and associations → Agricultural sciences → History |
| CGC | Compagnie Générale de Chauffe | In French | → Environmental technology, water supply, waste management |
| CGCT | Compagnie Générale de Constructions Téléphoniques | In French | → Telecommunications |
| CGE | Compagnie Générale d'Électricité | In French | → Electrical engineering |
| CGE | Compagnie Générale des Eaux | In French | → Environmental technology, water supply, waste management |
| CGEA | Compagnie Générale d'Entreprise Automobile | In French | → Automobile manufacturing |
| CGEA | Conduite et Gestion de l'Exploitation Agricole | In French | → Specialized or (poly)technical colleges → Agricultural sciences |
| CGES | Centre de Géotechnique et d'Exploitation du Sous-sol | In French | → Earth sciences → Mining |
| CGFL | Centre Georges-François Leclerc | In French | → Oncology |
| CGFTE | Compagnie Générale Française de Transports et d'Entreprise | In French | → Transport and postal services |
| CGIAR | Consultative Group on International Agricultural Research | In English | → Organizations and associations → Agricultural sciences |
| CGIH | Comité de Gestion de l'Informatique Hospitalière | In French | → Computer science → Medicine |
| CGM | Compagnie Générale Maritime | In French | → Transport and postal services |
| cGMP | Current Good Manufacturing Practices | In English | → Engineering, technology |