| Acronym | Definition |
|---|
| GTSM➣Generalized Ttl Security Mechanism |
| GTSM➣Gretai Securities Market (Taiwan) |
| GTSM➣Goals, Targets, Strategies, Measures (strategic planning method) |
| GTSM➣Gladwin Tensor Strain Meter |
| GTSM➣Generalized TTL (Time to Live) Security Mechanism (Internet data transfer security method) |
| GTSM➣Gouge To Sound Metal (welding) |