| Acronym | Definition |
|---|
| CGSS➣Command and General Staff School |
| CGSS➣Consultative Group on Strategic Security |
| CGSS➣Cedar Girls' Secondary School (Singapore) |
| CGSS➣Comparison Group Selection Service |
| CGSS➣Caisses Générales de la Sécurité Sociale (French: General Social Security Fund) |
| CGSS➣Cryogenic Gas Storage Subsystem (NASA) |
| CGSS➣Contraception, Gynecology, and Sexuality Services (Ithaca, NY) |