| Acronym | Sense | Language | Topics |
|---|---|---|---|
| CEC | Center for Economic Catch-up | In English | → Economics |
| CEC | Civil Engineering Corps | In English | → Military affairs → Civil engineering |
| CEC | Consolidated Electrodynamics Corporation | In English | → Electrical engineering |
| CEC | Consolidated Electronics Corporation | In English | → Electronics |
| CEC | Control Electronics Container | In English | → Electronics |
| CEC | Control Encoder Coupler | In English | |
| CEC | Continuing Education Center | In English | → Education |
| CEC | Confederación Española de Comercio (www.confespacomercio.com) | In Spanish | → Organizations and associations → Trade → Spain |
| CEC | Council for Exceptional Children (www.cec.sped.org) | In English | → Organizations and associations → Education |
| CEC | Commission for Environmental Cooperation | In English | → Organizations and associations → International relations → Environmental protection |
| CEC | Commission of the European Communities | In English | → European Union |
| CEC | Comisión Especial de Comercio | In Spanish | → Organizations and associations → Trade |
| CEC | Comissão Especial de Comércio = SCT | Special Committee on Trade | In English = CSE | Comité Spécial sur les Échanges | In French |
In Portuguese | → Organizations and associations → Trade |
| CEC | Coût d'Exploitation par Client | In French | → Accounting |
| CEC | Contrat Emploi Consolidé | In French | → Labour, labour economics |
| CEC | Central Election Commission | In English | → Elections |