| Acronym | Definition |
|---|
| TGTC➣The Greater Than Club (band) |
| TGTC➣Texas Geometry and Topology Conference (mathematics) |
| TGTC➣Thames Gateway Technology Centre (London, UK) |
| TGTC➣Tobago Gas Technology Conference (University of Trinidad and Tobago ) |
| TGTC➣Texas Gas Transmission Corporation |
| TGTC➣Texas Gymnastics Training Center (Mesquite, TX) |
| TGTC➣Tachy Goes to Coventry (vBulletin forum software feature) |
| TGTC➣Trinity Gardens Tennis Club (Australia) |