| Abbreviation | Definition |
|---|---|
| ECAB | European Congress of Applied Biotechnology |
| ECAC | European Center for Aerosol Calibration |
| ECAC | European Civil Aviation Conference |
| ECAD | European Cities Against Drugs |
| ECAD | European Climate Assessment Dataset |
| ECAI | European Conference on Artificial Intelligence |
| ECAIS | European Center for Advanced International Studies |
| ECAL | European Conference on Artificial Life |
| ECAM | European College of Aesthetic Medicine |
| ECAM | European Committee for Academic Middleware |
| ECAMS | European College of Avian Medicine and Surgery |
| ECAN | Europe China Academic Network |
| ECAP | European Capabilities Action Plan |
| ECAP | European Child and Adolescent Psychiatry |
| ECAP | European Clothing Action Plan |
| ECAP | European Congress of Analytic Philosophy |
| ECAPS | European Committee for Au Pair Standards |
| ECARF | European Centre for Allergy Research Foundation |
| ECAS | Europe Conflict and Security |
| ECAS | European Cancer Anaemia Survey |