| Acronym | Definition |
|---|
| SGLS➣Singapore Green Label Scheme (est. 1992; Singapore) |
| SGLS➣Space-Ground Link System (USAF) |
| SGLS➣Space/Ground Link Subsystem |
| SGLS➣Swiss Gay and Lesbian Sports |
| SGLS➣Spectral Gamma Logging System |
| SGLS➣Satellite Ground Link Set |
| SGLS➣Satellite-to-Ground Link Simulator (US NASA) |