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Words, grammatical forms and meanings linked to the ontology.

EPR en · NOUN · etymology 1

Etymology

Abbreviation

Meanings

  1. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of engine pressure ratio (the ratio of pressure between exhaust and inlet of a jet engine).
  2. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of expected profit rate.
  3. (abbreviation, alt-of, countable, initialism, qualifier:nuclear energy, uncountable) Initialism of European Pressurised Reactor, a type of nuclear reactor, later also an initialism of Evolutionary Power Reactor.
  4. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of electronic patient record.
  5. (abbreviation, alt-of, countable, initialism, qualifier:environment, uncountable) Initialism of extended producer responsibility.
    • 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. 2025 May 31, Rachel Cernansky, “Solving fashion’s waste problem”, in FT Weekend (Life & Arts section), London: The Financial Times Ltd., →ISSN, →OCLC, page 4:

Forms

SpellingFeaturesLabelsSource
E.P.R. alternative lexicographic
EPRs Number=Plur lexicographic
E. P. R. alternative lexicographic

Hypernyms

reactor · nuclear reactor · pressurized reactor

Source: en.wiktionary, “EPR” (noun), dump 20260902, contributors via the page history. Text licensed CC BY-SA 4.0.

EPR en · PROPN · etymology 2

Etymology

From the initials of the three theoreticians to conceived of the paradox, Einstein (Albert Einstein), Podolsky (Boris Podolsky), Rosen (Nathan Rosen).

Meanings

  1. (abbreviation, alt-of) Short for Einstein–Podolsky–Rosen paradox

Deriveds

ER=EPR · EPR=ER · EPR telephone

Relateds

Einstein-Rosen bridge · ER

Synonyms

Einstein-Podolsky-Rosen paradox

wikipedia: en:Nathan Rosen · wikipedia: en:Boris Podolsky · wikipedia: en:Albert Einstein