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radiant
[ rey-dee-uhnt ]
/ ˈreɪ di ənt /
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This shows grade level based on the word's complexity.
adjective
emitting rays of light; shining; bright: the radiant sun; radiant colors.
bright with joy, hope, etc.: radiant smiles; a radiant future.
Physics. emitted or propagated by radiation.
Heraldry.
- noting a partition line having a series of flamelike indentations formed by ogees joined in zigzags; rayonny.
- (of a charge, as an ordinary) having an edge or edges so formed.
noun
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Origin of radiant
synonym study for radiant
1. See bright.
OTHER WORDS FROM radiant
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Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use radiant in a sentence
British Dictionary definitions for radiant
radiant
/ (ˈreɪdɪənt) /
adjective
noun
a point or object that emits radiation, esp the part of a heater that gives out heat
astronomy the point in space from which a meteor shower appears to emanate
Derived forms of radiant
radiantly, adverbWord Origin for radiant
C15: from Latin radiāre to shine, from radius ray of light, radius
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
Scientific definitions for radiant
radiant
[ rā′dē-ənt ]
Adjective
Transmitting light, heat, or other radiation. Stars, for example, are radiant bodies.
Consisting of or transmitted as radiation.
Noun
The apparent celestial origin of a meteor shower. For example, a point in the constellation Gemini is the radiant of the Geminid meteor shower.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.