| CAER | Centre d'Arts EscÈniques de Reus (French) | Centre d'Arts EscÈniques de Reus (French) |
| CAER | Chemical Awareness and Emergency Response Program | 化学品意识和应急响应计划 |
| CAER | Community Awareness and Emergency Response program | 社区意识和应急响应计划 |
| CAER | Caere Corporation | Caere公司 |