radiation

English

Etymology

Borrowed from Latin radiatio, radiationis. Morphologically radiate +‎ -ion

Pronunciation

• IPA^(key): /ˌɹeɪ.di.ˈeɪ.ʃən/

• Audio (Berkshire)

  (file)

• (some US dialects) IPA^(key): /ɹaɪ.di.ˈaɪ.ʃən/
• (some Ghanaian speakers) IPA^(key): /ɹæ.di.ˈeɪ.ʃən/

Noun

radiation (countable and uncountable, plural radiations)

1. The shooting forth of anything from a point or surface, like diverging rays of light.

   heat radiation

   • 2016, Donald R. Prothero, The Princeton Field Guide to Prehistoric Mammals (page 136)

     The second [canid group] is the radiation of dogs in South America that began when the first canids arrived about 3 Ma, after crossing the Panama land bridge (Fig. 5.4).

2. The process of radiating waves or particles.
3. The transfer of energy via radiation (as opposed to convection or conduction).
4. Radioactive energy.

Related terms

• radiate

Derived terms

Terms derived from radiation

• background radiation
• electromagnetic radiation

• ionizing radiation
• radiation belt

• Van Allen radiation belt

Translations

shooting forth of anything from a point or surface

• Albanian: rrezatim (sq)
• Arabic: إِشْعَاع‎ m (ʾišʿāʿ)
• Catalan: radiació (ca) f
• Chinese:

  Mandarin: 放射 (zh) (fàngshè), 輻射 (zh), 辐射 (zh) (fúshè)

• Finnish: säteily (fi)
• French: radiation (fr) f
• Georgian: გამოსხივება (gamosxiveba), სხივთფენა (sxivtpena)
• German: Strahlung (de) f
• Hungarian: radiáció, sugárzás (hu), kisugárzás (hu)
• Indonesian: radiasi (id)
• Japanese: 放射 (ja) (ほうしゃ, hōsha), 輻射 (ふくしゃ, fukusha)
• Korean: 방사 (ko) (bangsa) (放射 (ko)), 폭사 (ko) (poksa) (輻射 (ko))
• Maori: whitinga, tūhekenga (Such as evolution from a common source)

• Norwegian: utstråling c
• Persian: تابش‎ (fa) (tâbeš)
• Polish: promieniowanie (pl) n
• Portuguese: irradiação (pt) f, radiação (pt) f
• Romanian: radiație (ro) f
• Russian: излуче́ние (ru) n (izlučénije)
• Serbo-Croatian: radijácija (sh) f, zráčēnje (sh) n
• Slovene: sévanje (sl) n, žárčenje n
• Spanish: radiación (es) f
• Swedish: strålning (sv) c, utstrålning (sv) c
• Tagalog: ninag
• Vietnamese: phóng xạ (vi) (放射), bức xạ (輻射)

process of radiating waves or particles

• Albanian: rrezatim (sq)
• Bulgarian: излъчване (bg) n (izlǎčvane), радиация (bg) f (radiacija)
• Catalan: radiació (ca) f
• Chinese:

  Mandarin: please add this translation if you can

• Czech: záření (cs) n
• Dutch: straling (nl) f
• Finnish: säteilytys (fi), säteilyttäminen (fi)
• Georgian: გამოსხივება (gamosxiveba), რადიაცია (radiacia)
• German: Strahlung (de) f
• Hungarian: sugárzás (hu)
• Indonesian: radiasi (id)
• Japanese: please add this translation if you can

• Kazakh: сәулелендіру (säwlelendirw)
• Kurdish:

  Northern Kurdish: tîrojdan (ku)

• Maori: whitinga
• Norwegian: stråling (no) c
• Polish: promieniowanie (pl) n
• Portuguese: radiação (pt) f
• Russian: излуче́ние (ru) n (izlučénije)
• Serbo-Croatian: radijácija (sh) f, zráčēnje (sh) n
• Slovene: sévanje (sl) n, žárčenje n
• Spanish: radiación (es) f
• Swedish: strålning (sv) c
• Tagalog: dagalat
• Turkish: ışınım (tr)

transfer of energy via radiation

• Bulgarian: излъчване (bg) n (izlǎčvane)
• Catalan: radiació (ca) f
• Chinese:

  Mandarin: please add this translation if you can

• Czech: sálání n
• Danish: varmestråling c
• Finnish: säteily (fi)
• Georgian: გამოსხივება (gamosxiveba), რადიაცია (radiacia)

• Indonesian: radiasi (id)
• Maori: whitinga
• Norwegian: stråling (no) c
• Russian: излуче́ние (ru) n (izlučénije)
• Serbo-Croatian: radijácija (sh) f, zráčēnje (sh) n
• Slovene: sévanje (sl) n, žárčenje n
• Spanish: radiación (es) f
• Swedish: strålning (sv) c
• Tagalog: dagalat

radioactive energy

• Albanian: rrezatim (sq)
• Bulgarian: радиация (bg) f (radiacija)
• Catalan: radiació (ca) f
• Chinese:

  Mandarin: 放射 (zh) (fàngshè), 輻射 (zh), 辐射 (zh) (fúshè)

• Czech: záření (cs) n, radiace
• Finnish: säteily (fi)
• French: radiation (fr) f, rayonnement (fr)
• Georgian: რადიაცია (radiacia), გამოსხივება (gamosxiveba)
• German: Strahlung (de) f, Radiation (de) f
• Indonesian: radiasi (id)
• Italian: radiazione (it)
• Japanese: 放射 (ja) (ほうしゃ, hōsha)
• Korean: 방사 (ko) (bangsa) (放射 (ko))

• Maori: parawhiti, iraruke
• Norwegian: stråling (no) c
• Portuguese: radiação (pt) f
• Russian: радиа́ция (ru) f (radiácija), излуче́ние (ru) n (izlučénije)
• Scottish Gaelic: rèididheachd f
• Serbo-Croatian: radijácija (sh) f
• Slovene: sévanje (sl) n, žárčenje n
• Spanish: radiación (es) f
• Swedish: strålning (sv) c
• Tagalog: dagilap
• Turkish: radyasyon (tr)
• Vietnamese: phóng xạ (vi) (放射)

The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

• Danish: stråling
• Estonian: kiiritus
• French: radiation f
• German: Strahlung (de) f

• Irish: scaipeadh m, radaíocht f
• Italian: radiazione (it) f, irraggiamento (it) m
• Turkish: Radyasyon
• Welsh: pelydriad (1,2,3), ymbelydredd (4)

See also

• nucleomitophobia

Anagrams

• antiradio

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French

Etymology

Borrowed from Latin radiatio, radiationem.

Pronunciation

• IPA^(key): /ʁa.dja.sjɔ̃/

• Audio

  (file)

Noun

radiation f (plural radiations)

1. radiation (all meaning)

Derived terms

• ceinture de radiations de Van Allen

Related terms

• radier

Further reading

• “radiation” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).