| Acronym | Definition |
|---|
| ENAC➣Entidad Nacional de Acreditación (Spanish: Entity National Accreditation) |
| ENAC➣Ecole Nationale de l'Aviation Civile |
| ENAC➣Ente Nazionale per l'Aviazione Civile (Italy) |
| ENAC➣Epithelial Sodium Channel |
| ENAC➣Environnement Naturel, Architectural et Construit (School of Architecture, Civil and Environmental Engineering; Lausanne, Switzerland) |
| ENAC➣Every Nook and Cranny |
| ENAC➣Empresa Nacional de Almacenamiento y Comercialización (Spaish) |
| ENAC➣Environmental Attribute Code |
| ENAC➣Enron North America Corp. (Houston, TX) |
| ENAC➣École de l'Aviation Civile |
| ENAC➣Expanded National Agency Check |
| ENAC➣Energetic Neutral Atom Camera |
| ENAC➣Equipage Not equipped with Alarm Cutoff |
| ENAC➣Early Notification and Assistance Convention |
| ENAC➣Engineering Network Administration Center (AT&T) |