English Explanatory Dictionary

radiation

English dictionary entry

Meanings

noun
  1. The shooting forth of anything from a point or surface, like diverging rays of light.
  2. Ellipsis of electromagnetic radiation.
  3. The process of radiating waves or particles.
  4. The transfer of energy via radiation.
  5. Radioactive energy.
  6. A rapid diversification of an ancestral species into many new forms.

Pronunciation

/ˌɹeɪ.diˈeɪ.ʃən/ LL-Q1860 (eng)-Back ache-radiation.wav LL-Q1860 (eng)-Vealhurl-radiation.wav LL-Q1860 (eng)-Wodencafe-radiation.wav /ˌɹæɪ.diˈæɪ.ʃən/ /ɹæ.diˈeɪ.ʃən/

Word forms

radiation radiations

Etymology

Borrowed from Latin radiatio, radiationis. By surface analysis, radiate + -ion.

Synonyms

EMR

Related words

radiate radiative nucleomitophobia

Derived words

acute radiation syndrome adaptive radiation alpha radiation antiradiation Askaryan radiation background radiation background radiation equivalent time beta radiation bioradiation broadcast radiation Cerenkov radiation chemoradiation Cherenkov radiation cosmic background radiation cosmic radiation electromagnetic radiation eradiation gamma radiation gravitational radiation Hawking radiation infrared radiation ionising radiation ionizing radiation medium-wavelength infrared radiation microwave radiation microwave-radiation non-ionizing radiation nuclear radiation postradiation preradiation radiational radiation belt radiation biology radiation chemistry radiation damage radiation dose radiation fog radiation hardening radiation impedance radiationist radiation lampshade radiationless radiationlike radiation physics radiation poisoning radiation pressure radiationproof radiation pyrometer radiation resistance radiation shielding radiation sickness radiation therapy reradiation Röntgen radiation solar radiation submillimeter wave radiation superradiation synchrotron radiation terahertz radiation thermal radiation

Translations

Albanian: rrezatim Arabic: إِشْعَاع Armenian: ճառագայթում Belarusian: выпрамяне́нне Catalan: radiació Chinese Mandarin: 放射 Chinese Mandarin: 輻射 /辐射 Dutch: straling Finnish: säteily French: radiation Georgian: გამოსხივება Georgian: სხივთფენა German: Strahlung Hungarian: radiáció Hungarian: sugárzás Hungarian: kisugárzás Indonesian: radiasi Italian: radiazione Japanese: 放射 Japanese: 輻射 Korean: 방사 Korean: 폭사 Malay: sinaran Māori: whitinga Māori: tūhekenga Māori: hihinga Norwegian Bokmål: utstråling Persian: تابش Polish: promieniowanie Portuguese: irradiação Portuguese: radiação Romanian: radiație Russian: излуче́ние Serbo-Croatian: радија́ција Serbo-Croatian: зра́че̄ње Serbo-Croatian: radijácija Serbo-Croatian: zráčēnje Slovene: sévanje Slovene: žárčenje Spanish: radiación Swedish: strålning Swedish: utstrålning Tagalog: ninag Tagalog: radyasyon Ukrainian: випромі́нювання Ukrainian: випромі́нення Vietnamese: phóng xạ Vietnamese: bức xạ
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