| Acronym | Sense | Language | Topics |
|---|---|---|---|
| CNAE | Comissão Nacional de Atividades Espaciais | In Portuguese | → Astronomy → Astronautics |
| CNAE | Clasificación Nacional de Actividades Económicas | In Spanish | → Statistics → Economics |
| CNAE | Comité Nord-Américain d'Étalonnage | In French | → Standardization |
| CNAE | Classificação Nacional de Atividades Econômicas | In Portuguese | → Statistics → Economics |
| CNAE | Conferedación Nacional de Autoescuelas | In Spanish | → Organizations and associations → Education → Transport and postal services |
| CNAE | Comité National des Amis d'Emmaüs | In French | → Organizations and associations → Social welfare |