| Acronym | Definition |
|---|
| EPR | Electron Paramagnetic Resonance |
| EPR | Electronic Patient Record(s) |
| EPR | Extended Producer Responsibility |
| EPR | Emergency Preparedness and Response (US DHS) |
| EPR | Endpoint Reference |
| EPR | Ejército Popular Revolucionario (Spanish: Popular Revolutionary Army; Mexico) |
| EPR | Ethylene-Propylene Rubber |
| EPR | Einstein, Podolsky, and Rosen (quantum paradox) |
| EPR | Enlisted Performance Report |
| EPR | European Pressurised Water Reactor (Franco-German project) |
| EPR | Extended Product Responsibility |
| EPR | Engine Pressure Ratio |
| EPR | Energy Profit Ratio (alternative energies) |
| EPR | External Peer Review |
| EPR | Evaporator Pressure Regulator |
| EPR | Environmental Program Requirements (report) |
| EPR | Exxon Production Research Company (Houston, Texas) |
| EPR | Earth Potential Rise (electrical engineering) |
| EPR | Earnings Price Ratio |
| EPR | Evolutionary Pressurized Reactor |
| EPR | East Pakistan Rifles (Pakistani Civil War regiment) |
| EPR | Esperance, Western Australia, Australia - Esperance (Airport Code) |
| EPR | Exhaustive Photon Reassignment |
| EPR | Exhibition Park Raceway |
| EPR | Educational Psychology Review |
| EPR | Employee Profile Record |
| EPR | European Power Reactor |
| EPR | Enhanced Product Realization |
| EPR | Equivalent Parallel Resistance |
| EPR | Encryption Pause/Resume (Bluetooth) |
| EPR | Estrogen and Progesterone Receptors |
| EPR | Ethernet Private Ring |
| EPR | Electrical Power Requirement |
| EPR | Equipment Performance Report |
| EPR | Essential Performance Requirement |
| EPR | Emergency Planning Room |
| EPR | Expected Progress Routing |
| EPR | Electrochemical Potentiometer Reactivation |
| EPR | Engine/Exhaust Pressure Ratio |
| EPR | Environmental Profile Report |
| EPR | Engineering Planning Request |
| EPR | Equipment Problem Report |
| EPR | Engineering Property Records |
| EPR | Executive Program Review |
| EPR | Equipping Process Roadmap |