| Acronym | Definition |
|---|
| STSG➣Split Thickness Skin Graft |
| STSG➣Screening Test of Spanish Grammar (speech and hearing disorders) |
| STSG➣Spine Trauma Study Group (medicine) |
| STSG➣Stochastic Tree Substitution Grammar (computer science) |
| STSG➣Schools Theatre Support Group (UK; school-based theater technicians' organization; est. 2005) |
| STSG➣Science and Technology Study Group |