| tol | tolerance, tolerated |
|---|---|
| TT | tablet triturate; tactile tension; tendon transfer; test tube; testicular torsion; tetanus toxin; te... |
| TTD | temporary total disability; tissue tolerance dose; transient tic disorder; transverse thoracic diame... |
| TTT | thymol turbidity test; tolbutamide tolerance test; total twitch time; tuberculin tine test |
| aPTT | activated Partial Thromboplastin Time |