| Acronym | Definition |
|---|
| PIRD➣Producer Initiated Research and Development (Meat & Livestock Australia) |
| PIRD➣People's Institute of Rural Development (India) |
| PIRD➣Personnel and Industrial Relations Division (US DOE) |
| PIRD➣Pedicle-Inferior Nerve Root Distance (neurosurgery) |
| PIRD➣Perforating Injuries with Retinal Detachment (eye injury) |