| Acronym | Definition |
|---|
| ECDA➣External Corrosion Direct Assessment (oil & gas industry) |
| ECDA➣Early Childhood Development Association (Canada) |
| ECDA➣Expertise Comptable Deheul et Associés (French accounting firm) |
| ECDA➣Evergreen Community Development Association (Yakima, WA) |
| ECDA➣European Chronic Diseases Alliance (est. 2009) |
| ECDA➣Edinburgh Cheer and Dance Academy (UK) |
| ECDA➣Électricité Chauffage Détection Alarme (French: Electricity Heating Alarm Detection) |
| ECDA➣Electronic Child Development Associate |
| ECDA➣European Cycle Development Agency |
| ECDA➣Eastern Cheer and Dance Association (South Hill, VA) |
| ECDA➣Étude et Construction d'Automatisme (French: Study of Construction and Automation) |
| ECDA➣Expression College for Digital Arts |