| Acronym | Definition |
|---|
| PPET | Power Plant Engineering Technology |
| PPET | Phenological Parameters Estimation Tool (algorithms) |
| PPET | People and Pets Exercising Together |
| PPET | Post-Primary Education and Training |
| PPET | Past Performance Evaluation Team (various government agencies) |
| PPET | Partial Plasma Exchange Transfusion |
| PPET | Pipelined Pseudo-Exhaustive Testing (computer engineering) |
| PPET | Penetrating Proximity Extremity Trauma |
| PPET | Power Projection Enhancement Team (US Army) |
