излучение

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Russian

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Etymology

излучи́ть (izlučítʹ) +‎ -е́ние (-énije)

Pronunciation

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Noun

излуче́ние (izlučénijen inan (genitive излуче́ния, nominative plural излуче́ния, genitive plural излуче́ний)

  1. radiation, emanation
    фо́новое излуче́ниеfónovoje izlučénijebackground radiation

Usage notes

Излуче́ние is the neutral term for "radiation." For example, an object may "излучать тепло" (radiate heat).

Радиация is specifically ionizing radiation (ионизи́рующее излуче́ние) - the harmful form of radiation whereby emitted particles have sufficient energy to strip electrons from atoms or molecules.

Declension

See also