| Term | Full Form | Category |
|---|---|---|
| GPSG | Generalized Phrase Structure Grammar | Others |
| GPSG | Generalized Process Structure Grammars | Others |
| GPSG | Global Payments Steering Group | Others |
| GPSG | Global Pharmaceutical Supply Group | Others |
| GPSG | Graduate and Professional Student Government | Others |
| GPSG | Graduate Professional Student Government | Others |
| GPSG | Greek Politics Specialist Group | Others |