| Abbreviation | Definition |
|---|---|
| TLC | Tiger Loving Care |
| TMAH | Terrell Mill Animal Hospital |
| TMC | The Milkbone Club |
| TMMSN | Texas Marine Mammal Stranding Network |
| TN | Trigeminal Neuralgia |
| TNAVC | The North American Veterinary Conference |
| TNBVDVC | Thematic Network on Bovine Viral Diarrhoea Virus Control |
| TNT | ToeNail Trim |
| TP | Top Parrot |
| TRCG | Thoroughbred Research Consultative Group (of the Veterinary Advisory Committee of the Horserace Betting Levy Board) |
| TRPRC | Tulane Regional Primate Research Center |
| TS | Teratology Society |
| TSP | Team Sick Puppy |
| TSVC | The Scottsdale Veterinary Clinic |
| TSVS | Texas Specialty Veterinary Services |
| TTT | The Tortoise Trust |
| TUR | Two Unfolding Regions |
| TVC | The Veterinary Cooperative |
| TVEH | Toronto Veterinary Emergency Hospital |
| TVHC | The Veterinary Health Centre |