PNRA
| Acronym | Definition |
|---|---|
| PNRA | Programma Nazionale di Ricerche in Antartide (Italy) |
| PNRA | Pakistan Nuclear Regulatory Authority |
| PNRA | Parque Nacional Rio Abiseo (Spanish: Abiseo River National Park; Peru) |
| PNRA | Princeton National Rowing Association (est. 2000; formerly Princeton International Regatta Association; Princeton Junction, NJ) |
| PNRA | Proximal Nephrogenic Renal Antigen (glycoprotein) |