| Acronym | Definition |
|---|
| TMSC | Toshiba Medical Systems Corporation (Tustin, CA) |
| TMSC | Transit Mobile Switching Center |
| TMSC | Talcott Mountain Science Center (Avon, CT) |
| TMSC | Torpoint Mosquito Sailing Club (UK) |
| TMSC | Tokyo Medical and Surgical Clinic (Tokyo, Japan) |
| TMSC | Tape Mass Storage Control |
| TMSC | Total Motile Sperm Count |
| TMSC | Triggered Message Sequence Chart (computer programming) |
| TMSC | The Marine Science Consortium |
| TMSC | Transportation Management Service Center (US DoD) |
| TMSC | Technical Management and Services Corporation |
| TMSC | TBM Multi-Source Correlator |