| Abbreviation | Definition |
|---|---|
| TC | Toilet Car |
| TC | Top of Curb |
| TC | Touring Car |
| TC | Touring Coupe |
| TC | Traffic Clerk |
| TC | Traffic Control |
| TC | Trans Canada |
| TC | Transport Canada |
| TC | Transportation Centre |
| TC | Truck Camper |
| TC | Truck Crane |
| TC | Turbo Compound |
| TC | Twin Cam |
| TC | Twin Carburettor |
| TC | Two Cycle |
| TCA | Terminal Control Area |
| TCA | Traffic Control Airport |
| TCA | Transportation Corridor Agencies |
| TCACCIS | Transportation Coordinator's Automated Command,Control, and Information System |
| TCADS | Truck Crash Analysis Data System |