| Acronym | Definition |
|---|
| SSSC➣System Structure and Control (International Federation of Automatic Control) |
| SSSC➣Scottish Social Services Council (UK) |
| SSSC➣Street Sweeper Social Club (Tom Morello and Boots Riley album) |
| SSSC➣Supreme State Security Court (Syria) |
| SSSC➣Side Street Stop Controlled (traffice safety; California) |
| SSSC➣Storage System Standards Committee |
| SSSC➣Static Synchronous Series Compensator |
| SSSC➣Southwest Student Services Corporation |
| SSSC➣Self-Service Supply Center |
| SSSC➣Self-Study Steering Committee (various universities) |
| SSSC➣Sun Solar System Connection (NASA) |
| SSSC➣Swinburne Senior Secondary College (Australia) |
| SSSC➣Safe Spine Surgery Centre (India) |
| SSSC➣Super Sativa Seed Club |
| SSSC➣Student Support Services Center |
| SSSC➣Southern States Sign Council (Flowery Branch, GA) |
| SSSC➣Surface Subsurface Surveillance Coordinator |
| SSSC➣Subsidized Standards Standing Committee |
| SSSC➣Space Station Support Center/Complex |
| SSSC➣Surface Subsurface Surveillance Control |
| SSSC➣Surface Subsurface Surveillance Coordination |
| SSSC➣Science of the Soul Study Center |
| SSSC➣Serious Sam Second Contact (video game) |
| SSSC➣Steel Stringer-Timber Deck Continuous (engineering) |
| SSSC➣Superior Suspensory Shoulder Complex |