| Acronym | Definition |
|---|
| TCRG➣T Cell Receptor Gamma (genetics) |
| TCRG➣Twin Cities Robotics Group (Minnesota) |
| TCRG➣The Cavan Rebellion Group (gang) |
| TCRG➣Terminal City Roller Girls (Vancouver, BC) |
| TCRG➣Teagascóir Choimisiúin le Rinci Gaelacha (Gaelic: Commission Certified Irish Dance Teacher) |
| TCRG➣Twin Cities Recorder Guild (American Recorder Society) |
| TCRG➣Traders Catalog Resource Guide (trading cards) |
| TCRG➣Teastais de Comhdháil Na Rince Gaelacha (Irish stepdance) |