| Acronym | Definition |
|---|
| SSWG➣System Safety Working Group |
| SSWG➣System Security Working Group |
| SSWG➣Social Service Worker-Gerontology (elder care education; Canada) |
| SSWG➣Social Sciences Working Group |
| SSWG➣Survivor Support Working Group |
| SSWG➣Southend-on-Sea Wargames Club (Essex, UK) |