| Abbreviation | Definition |
|---|---|
| ECBU | European Championships Beach Ultimate |
| ECBU | European Championships of Beach Ultimate |
| ECC | European Consumer Center |
| ECC | European Control Conference |
| ECCA | European Cable Communication Association |
| ECCA | European Campus Card Association |
| ECCA | European Circular Construction Alliance |
| ECCA | European Climate Change Adaptation |
| ECCA | European Crop Care Association |
| ECCB | European Committee for Conservation of Bryophytes |
| ECCB | European Conference on Computational Biology |
| ECCB | European Congress of Conservation Biology |
| ECCC | European Champion Clubs Cup |
| ECCC | European Club Cup of Champions |
| ECCC | European Communities Chemistry Council |
| ECCC | European Computer Competence Certificate |
| ECCC | European Creep Collaborative Committee |
| ECCE | Edge Computing Consortium Europe |
| ECCE | European Centre for Community Education |
| ECCE | European Centre for Corporate Engagement |