| Acronym | Definition |
|---|
| ECAD | Educated Canines Assisting with Disabilities (Torrington, CT) |
| ECAD | European Climate Assessment & Dataset (project; Netherlands) |
| ECAD | Electronic Computer Aided Design |
| ECAD | Electronic Computer-Aided Design |
| ECAD | European Cities Against Drugs |
| ECAD | European Civil Affairs Division (US Army) |
| ECAD | European Center for Aviation Development |
| ECAD | Escola Catalana de Doblatge (Catalan: Catalan Dubbing School; Spain) |
| ECAD | external carotid artery dysplasia |
| ECAD | Electrical Engineering Computer-Aided Design |
| ECAD | Electro Conisation a l'Anse Diathermique (French electrosurgical procedure) |
| ECAD | Electronically Controlled Air Dryer (product) |