PGST
| Acronym | Definition |
|---|---|
| PGST | Polish Genealogical Society of Texas |
| PGST | Persistent Ground Surveillance Tower (multi-sensor payload platform) |
| PGST | Placental Glutathione-S-Transferase |
| PGST | Pennsylvania Governor's School for Teaching |
| PGST | Public Good Science and Technology (New Zealand) |
| PGST | Previous Graft Survival Time (transplantation medicine) |
| PGST | Pondicherry General Sales Tax (India) |