| Acronym | Definition |
|---|
| SSTS➣Subsurface Sewage Treatment System |
| SSTS➣Statements on Standards for Tax Services (AICPA) |
| SSTS➣SVM (Service Module) Structure Subsystem |
| SSTS➣System Sustainment Technical Support |
| SSTS➣Section Seven Tracking System (US EPA) |
| SSTS➣Solid-State Transfer Switch |
| SSTS➣Subsidiary Shock Test System (hydraulic actuator) |
| SSTS➣Student Shoulder-to-Shoulder |
| SSTS➣Space Surveillance & Tracking System |
| SSTS➣Sustainment Systems Technical Support |
| SSTS➣Scottish Standard Time System (UK) |
| SSTS➣Scandinavian Student Travel Service (travel agency holding company based in Copenhagen, Denmark) |
| SSTS➣Star Simulator Test Stand |
| SSTS➣Ship Service Telephone System |
| SSTS➣Snickers Softly To Self |
| SSTS➣Standard Systems Technical Support |
| SSTS➣Sub-System Technical Specifications |