| Acronym | Definition |
|---|
| ECRG➣Emerald City Roller Girls (Lane County, OR) |
| ECRG➣Economic Research Guardian (semi-annual journal; Romania) |
| ECRG➣Ecology and Conservation Research Group (Open University; UK) |
| ECRG➣Esophageal Cancer Related Gene (cancer research) |
| ECRG➣Environmental Change Research Group (various locations) |
| ECRG➣Entertainment Computing Research Group (various universities) |
| ECRG➣Enhanced Compressed Raster Graphic (standard) |
| ECRG➣Electronic Combat Range Group |