radiance

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radiance

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radiance (countable and uncountable, plural radiances)

The quality or state of being radiant; shining, bright or splendid.
- 1667, John Milton, “Book VII”, in Paradise Lost. […], London: […] [Samuel Simmons], […], →OCLC; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, →OCLC:
  Girt with omnipotence, with radiance crowned.
- 1998, “Hard to Get”, performed by Rich Mullins:
  You who live in radiance
  hear the prayers of those of us who live in skin
(physics) The flux of radiation emitted per unit solid angle in a given direction by a unit area of a source.

the quality of being radiant, shining, bright or splendid

Armenian: փայլ (hy) (pʿayl)
Bulgarian: сияние (bg) n (sijanie)
Chinese:
Mandarin: 輻射／辐射 (zh) (fúshè), 光輝／光辉 (zh) (guānghuī), 閃耀／闪耀 (zh) (shǎnyào)
Dutch: uitstraling (nl) f
Finnish: säteily (fi), säteilevyys
French: éclat (fr) m
German: Glanz (de) m, Strahlen (de) n, Leuchten (de) n
Icelandic: ljómi (is) m
Italian: radianza (it) f
Japanese: 輝き (ja) (kagayaki)
Javanese: sunar (jv)
Korean: 광채 (ko) (gwangchae)
Latin: iubar n, candor m
Old English: lēoma m
Polish: blask (pl) m
Portuguese: radiância f
Romanian: strălucire (ro) f, lucire (ro) f, iradiere (ro) f
Russian: сия́ние (ru) n (sijánije), блеск (ru) m (blesk)
Spanish: resplandor (es) m, brillo (es) m, fulgor (es) m
Ukrainian: ся́йво n (sjájvo)

the flux of radiation emitted per unit solid angle in a given direction by a unit area of a source