| Acronym | Definition |
|---|
| ECCG➣École de Commerce et de Culture Générale (French: School of Commerce and General Knowledge; Switzerland) |
| ECCG➣European Conference on Crystal Growth |
| ECCG➣European Centre for Corporate Governance (UK) |
| ECCG➣European Centre for Common Ground (Brussels, Belgium) |
| ECCG➣Early Childhood Construction Grant (Illinois) |
| ECCG➣Enhanced Computer Control Group (Raytheon) |
| ECCG➣East Cork Camera Group (Ireland) |
| ECCG➣Executive Client Coverage Group |
| ECCG➣Eccentric Conductor with Complete Ground |