| Acronym | Definition |
|---|
| SSGS➣Salton Sea Geothermal System |
| SSGS➣Standardized Space Guidance System |
| SSGS➣Special Student-Graduate Studies (Dalhousie University; Nova Scotia, Canada) |
| SSGS➣Science Small Grants Scheme (est. 2003; Scotland, UK) |
| SSGS➣Spacecraft Support Ground System |
| SSGS➣Singapore Senior Golfers' Society |