| Abbreviation | Definition |
|---|---|
| TSO | transient spastic occlusion |
| TSP | thermosensitive period |
| TSP | total serum protein |
| TSP | total sleep period |
| TSP | Training Support Programme |
| TSP | transcription start point |
| TSP | tropical spastic paraparesis |
| TSS | Total Standard Spending |
| TSS | transphenoidal surgery |
| TSS | tropical splenomegaly syndrome |
| TSST | Toxic Shock Syndrome Toxin |
| TSSU | Theatre Sterile Supplies Unit |
| TTA | tablets to take away |
| TTA | Teacher Training Agencyor To Take Away |
| TTA | tetanus toxoid antigen |
| TTA | To Take Away |
| TTA | To take away (drugs) |
| TTA | total toe arthroplasty |
| TTA | transtibial amputation |
| TTA | transtracheal aspiration |