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Definition of "radiance" []

  • The quality or state of being radiant. (noun)
  • Physics The radiant energy emitted per unit time in a specified direction by a unit area of an emitting surface. (noun)
  • The quality or state of being radiant (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A measure of the amount of electromagnetic radiation leaving or arriving at a point on a surface. It is the radiant intensity in a given direction of a small element of surface area divided by the orthogonal projection of this area onto a plane at right angles to the direction (noun)

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Use "radiance" in a sentence
  • "Under the radiance from the lighted lanai, ere entering the irritating movement of life again to which he belonged, he paused to stare, scarcely seeing, at a flaunt of display of scarlet double-hibiscus blooms."
  • "They can stand before God, but His white radiance is so brilliant that even they must fold their wings over their eyes."
  • "For a minute she was aloof in radiance, but as we linked arms and went out into the corridor she became more mortal, with a pout."