| Acronym | Definition |
|---|
| OTSC➣Over the Scope Clip (endoscopy equipment; Ovesco) |
| OTSC➣Order to Show Cause (court order) |
| OTSC➣Office of the Texas State Chemist (College Station, TX) |
| OTSC➣Otosclerosis |
| OTSC➣Oregon Transportation Safety Committee |
| OTSC➣Ontario Telephone Service Commission (Ontario, Canada) |