| Acronym | Definition |
|---|
| PRG | Panda Restaurant Group (Rosemead, CA) |
| PRG | Paradigm Research Group |
| PRG | Potentiel de Réchauffement Global (French: Global Warming Potential) |
| PRG | Parti Radical de Gauche (French: Left Radical Party) |
| PRG | Photonics Research Group (Georgia Institute of Technology) |
| PRG | Purge |
| PRG | Polar-Ring Galaxy (astronomy) |
| PRG | Programming |
| PRG | Philly Roller Girls (roller derby league; Philadelphia, PA) |
| PRG | Paris Rollergirls (Roller Derby League; Paris, France) |
| PRG | Periodontal Research Group (British Society for Dental Research; UK) |
| PRG | Preliminary Remediation Goal |
| PRG | Performance Reward Grant (UK) |
| PRG | Programming Research Group (Oxford University) |
| PRG | Progesterone |
| PRG | Project Reference Group (various locations) |
| PRG | Preusser Research Group (various locations) |
| PRG | People's Revolutionary Government |
| PRG | Partial Risk Guarantee |
| PRG | Program Review Group |
| PRG | Provisional Revolutionary Government of South Vietnam |
| PRG | Pollution Research Group |
| PRG | Pontine Respiratory Group |
| PRG | Pressure Relief Group (12-step support groups) |
| PRG | Photo-Reconnaissance Group |
| PRG | Program Representation Graph |
| PRG | Product Release Group |
| PRG | Path Redundant Graph |
| PRG | Prague, Czech Republice - Ruzyne (Airport Code) |