| TAT | Thematic Aperception Test |
|---|---|
| TAT | Thrombin-antithrombin complex |
| TAT | Thrombin antithrombin III complex |
| TAT | Thrombin-Antithrombin III |
| TAT | Thrombin-antithrombin |
| Tat | Trans-activator |
| TAT | Tray Agglutination Test |
| TAT | Tyrosine amino-transferase |
| Tat | trans-activator protein |
| TAT | tube agglutination test |