Dictionary

radiance en · NOUN

Pronunciation

• /ˈɹeɪdi.əns/
• (Southern-England) audio

Etymology

Etymology tree English radiant Proto-Indo-European *-onts Latin -ns Latin -āns Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ia Latin -āntia Old French -ancebor. Middle English -aunce English -ance English radiance From radiant + -ance.

Meanings

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

Forms

Deriveds

subradiance · superradiance · ocular radiance

Relateds

irradiance

Translations (47)

ro lucire (the quality of being radiant, shining, bright or splendid) · fi radianssi (physical quantity in radiometry) · ro iradiere (the quality of being radiant, shining, bright or splendid) · es brillo (the quality of being radiant, shining, bright or splendid) · fi säteilevyys (the quality of being radiant, shining, bright or splendid) · de Radianz (physical quantity in radiometry) · cmn 輻射亮度 /辐射亮度 (physical quantity in radiometry) · de Glanz (the quality of being radiant, shining, bright or splendid) · es fulgor (the quality of being radiant, shining, bright or splendid) · pt radiância (the quality of being radiant, shining, bright or splendid) · is ljómi (the quality of being radiant, shining, bright or splendid) · la candor (the quality of being radiant, shining, bright or splendid) · cmn 光輝 /光辉 (the quality of being radiant, shining, bright or splendid) · fr radiance (physical quantity in radiometry) · de Strahlen (the quality of being radiant, shining, bright or splendid) · cmn 輻射率 /辐射率 (physical quantity in radiometry) · ang lēoma (the quality of being radiant, shining, bright or splendid) · pt radiância (physical quantity in radiometry) · ro radianță (physical quantity in radiometry) · es resplandor (the quality of being radiant, shining, bright or splendid) · pl blask (the quality of being radiant, shining, bright or splendid) · fi säteily (the quality of being radiant, shining, bright or splendid) · cmn 輻亮度 /辐亮度 (physical quantity in radiometry) · no stråleglans (the quality of being radiant, shining, bright or splendid) · cmn 輻射 /辐射 (the quality of being radiant, shining, bright or splendid) · bg сияние (the quality of being radiant, shining, bright or splendid) · es radiancia (physical quantity in radiometry) · ru блеск (the quality of being radiant, shining, bright or splendid) · la iubar (the quality of being radiant, shining, bright or splendid) · fr éclat (the quality of being radiant, shining, bright or splendid) · pl radiancja (physical quantity in radiometry) · ru излуче́ние (physical quantity in radiometry) · de Strahldichte (physical quantity in radiometry) · ru сия́ние (the quality of being radiant, shining, bright or splendid) · ro emitanță (physical quantity in radiometry) · uk ся́йво (the quality of being radiant, shining, bright or splendid) · ro strălucire (the quality of being radiant, shining, bright or splendid) · cmn 閃耀 /闪耀 (the quality of being radiant, shining, bright or splendid) · it radianza (the quality of being radiant, shining, bright or splendid) · ko 광채 (the quality of being radiant, shining, bright or splendid) · de Leuchten (the quality of being radiant, shining, bright or splendid) · fi säteilytiheys (physical quantity in radiometry) · jv sunar (physical quantity in radiometry) · hy փայլ (the quality of being radiant, shining, bright or splendid) · nl uitstraling (the quality of being radiant, shining, bright or splendid) · jv sunar (the quality of being radiant, shining, bright or splendid) · ja 輝き (the quality of being radiant, shining, bright or splendid)