EPR may refer to:
Science and technology EPR (nuclear reactor), European Pressurised-Water Reactor EPR paradox (Einstein–Podolsky–Rosen paradox), in physics Earth potential rise, in electrical engineering East Pacific Rise, a mid-oceanic ridge Electron paramagnetic resonance Engine pressure ratio, of a jet engine Ethylene propylene rubber Yevpatoria RT-70 radio telescope (Evpatoria planetary radar) Bernays–Schönfinkel class or effectively propositional (EPR), in mathematical logic Endpoint references in Web addressing Ethnic power relations, dataset of ethnic groups ePrivacy Regulation (ePR), proposal for the regulation of various privacy-related topics, mostly in relation to electronic communications within the European Union
Medicine Enhanced permeability and retention effect, a controversial concept in cancer research Emergency Preservation and Resuscitation, a medical procedure Electronic patient record
Environment UNECE Environmental Performance Reviews, of environmental policies Environmental pricing reform Extended producer responsibility for environmental costs Enhanced performance round, a lead-free "Green bullet"
Organisations EPR Architects, London, UK European Platform for Rehabilitation Popular Revolutionary Army (Spanish: Ejército Popular Revolucionario), a guerrilla movement in Mexico Popular Regular Army (Spanish: Ejército Popular Regular), Spain, 1936 East Pakistan Rifles, later Border Guards Bangladesh Energy Power Resources, operator of Glanford Power Station Together for the Republic, a political party of the Democratic Republic of Congo
Other uses Employment-to-population ratio, an economic statistic Enlisted Performance Report, USAF evaluation form Enhanced performance round, i.e. of the 5.56×45mm NATO Esperance Airport, Australia, IATA code Prabhadevi railway station, India, station code Evaluative Proportional Representation electoral systems