| Acronym | Definition |
|---|
| CERN | Conseil Européen pour la Recherche Nucléaire (French: European Laboratory for Particle Physics; Geneva, Switzerland) |
| CERN | Center for European Nuclear Research (Meyrin, Switzerland) |
| CERN | Chinese Ecosystem Research Network |
| CERN | Organisation Européenne pour la Recherche Nucléaire (renamed from Conseil Européen pour la Recherche Nucléaire, but acronym was retained) |
| CERN | Caribbean Environmental Reporters' Network |
| CERN | Citizenship Education Research Network |
| CERN | Community Emergency Response Network |
| CERN | China Education and Research Net |
| CERN | Central European Research Network |