TSSE
| Acronym | Definition |
|---|---|
| TSSE | Terrasse (French: Terrace; Canada Post street designation) |
| TSSE | Tarnobrzeska Specjalna Strefa Ekonomiczna (Polish: Tarnobrzeg Special Economic Zone; Poland) |
| TSSE | The Siemens Science Experience (Australia) |
| TSSE | Total Ship Systems Engineering (US Navy) |
| TSSE | Thomas Swan Scientific Equipment Ltd. (UK) |
| TSSE | Total Sum Squared Error |