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单词 radiance
释义

radiance

[ rey-dee-uhns ]
/ ˈreɪ di əns /
SEE SYNONYMS FOR radiance ON THESAURUS.COM

noun

radiant brightness or light: the radiance of the tropical sun.
warm, cheerful brightness: the radiance of her expression.
Rare. radiation.
Also radiancy.

Origin of radiance

First recorded in 1595–1605; radi(ant) + -ance

SYNONYMS FOR radiance

1 resplendence, splendor, brilliance.
SEE SYNONYMS FOR radiance ON THESAURUS.COM

OTHER WORDS FROM radiance

non·ra·di·ance, nounsub·ra·di·ance, nounsu·per·ra·di·ance, noun

Words nearby radiance

radial triangulation, radial tyre, radial vein, radial velocity, radian, radiance, radiancy, radiant, radiant efficiency, radiant emittance, radiant energy
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for radiance

British Dictionary definitions for radiance

radiance

radiancy

/ (ˈreɪdɪəns) /

noun plural -ances or -ancies

the quality or state of being radiant
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 directionSymbol: L e
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for radiance

radiance
[ rādē-əns ]

n.

The quality or state of being radiant.
The radiant energy emitted per unit time in a specified direction by a unit area of an emitting surface.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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