411 REFERENCE · Wiktionary
EPR
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
E.P.R. E. P. R.
English
Etymology 1
en abbreviations Abbreviation
Alternative forms
en E.P.R. E. P. R.
Noun
~
en aviation en engine pressure ratio the ratio of pressure between exhaust and inlet of a jet engine.
en finance en expected profit rate.
en nuclear energy en European Pressurised Reactor, a type of nuclear reactor, later also an en w:Evolutionary Power Reactor 1.
en pressurized reactor nuclear reactor reactor
en medicine en electronic patient record.
en environment law en w:extended producer responsibility.
weekend Rachel Cernansky 2025-05-31 Solving fashion's waste problem Life & Arts 4 From California to the EU, legislators are moving ahead with a concept known as extended producer responsibility (EPR), which aims to hold brands accountable for what happens to the products they put out into the world.
Further reading
en EPR (nuclear reactor) European Pressurised Reactor
Etymology 2
en eponyms From the initials of the three theoreticians to conceived of the paradox, en Einstein (en Albert Einstein), en Podolsky (en Boris Podolsky), en Rosen (en Nathan Rosen).
Proper noun
en physics en Einstein–Podolsky–Rosen paradox
en Einstein-Podolsky-Rosen paradox
Derived terms
Einstein Podolsky Rosen
en ER=EPR / EPR=ER a conjecture about the nature of the universe that connects quantum physics to spacetime physics
en EPR telephone a conjecture to communicate non-locally, faster than light, back in time
Related terms
Einstein Podolsky Rosen
en ER en Einstein-Rosen
en Einstein-Rosen bridge
Further reading
en Einstein–Podolsky–Rosen paradox
Anagrams
en epr ERP PER Per. RPE Rep Rep. per per- per. pre pre- rep
French
Pronunciation
eu-pé-erre
fr LL-Q150 (fra)-LoquaxFR-EPR.wav <<France>> (<<Vosges>>)
Proper noun
m
fr w:fr:Groupe Ensemble pour la République