| Term | Full Form | Category |
|---|---|---|
| PTRA | Percutaneous Transluminal Renal Angioplasty | Others |
| PTRA | Physics Teaching Resource Agents | Others |
| PTRA | Pike Township Residents Association | Others |
| PTRA | Pinckney Trail Riders Association | Others |
| PTRA | Poids Total Roulant Autorise | Others |
| PTRA | Port Terminal Railroad Association | Others |
| PTRA | Pro Tree Racers Association | Others |
| PTRA | Sort for Petra, Jordan. | Others |