| Abbreviation | Definition |
|---|---|
| BSCE | Bird Strike Committee Europe |
| BSE | Britain Stronger in Europe |
| BSTE | Back Stage Technologies Europe |
| BTDB | British Transport Docks Board |
| BTI | Binding Tariff Information |
| CAEC | Council For Asia Europe Cooperation |
| CAEC | Council for Asia-Europe Cooperation |
| CAEE | Case for Agglomeration Economies in Europe |
| CAEL | Confident Ambassadors for European Learning |
| CAEL | Confident Ambassadors in European Learning |
| CAESAR | Center of Advanced European Studies and Research |
| CAESAR | Civilian American and European Surface Anthropometry |
| CARE | Centre Anti-Racism Europe |
| CARE | Cooperative for American Remittances to Europe |
| CARE | Coordinated Accelerator Research in Europe |
| CARE | Coordination Action for Robotics in Europe |
| CASPER | Child Advanced Safety Project for European Roads |
| CCEE | Church in Central and Eastern Europe |
| CCEP | Coca Cola European Partners |
| CCME | Churches Commission for Migrants in Europe |