Dictionary
1radiant
adjective ra·di·ant \ˈrā-dē-ənt\
: having or showing an attractive quality of happiness, love, health, etc.
: bright and shining
: sent out from something in rays or waves that you cannot see
Full Definition of RADIANT
2
: marked by or expressive of love, confidence, or happiness <a radiant smile>
3
a : emitted or transmitted by radiation b : emitting or relating to radiant heat
— ra·di·ant·ly adverb
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First Known Use of RADIANT
15th century
Related to RADIANT
- Antonyms
- dim, dull, lackluster, unbright, unbrilliant
Synonym Discussion of RADIANT
bright, brilliant, radiant, luminous, lustrous mean shining or glowing with light. bright implies emitting or reflecting a high degree of light. brilliant implies intense often sparkling brightness. radiant stresses the emission or seeming emission of rays of light. luminous implies emission of steady, suffused, glowing light by reflection or in surrounding darkness. lustrous stresses an even, rich light from a surface that reflects brightly without glittering.
Rhymes with RADIANT
2radiant
noun
Definition of RADIANT
: something that radiates: as a : a point in the heavens at which the visible paths of meteors appear to meet when traced backward b : the part of a gas or electric heater that becomes incandescent
First Known Use of RADIANT
circa 1741
RADIANTLY Defined for Kids
radiant
adjective ra·di·ant \ˈrā-dē-ənt\
Definition of RADIANT for Kids
1
: giving out or reflecting rays of light <the radiant sun>
2
: glowing with love, confidence, or joy <a radiant smile>
3
: transmitted by radiation
Medical Dictionary
radiant
adjective ra·di·ant \ˈrād-ē-ənt\
Medical Definition of RADIANT
1
: emitted or transmitted by radiation
2
: emitting or relating to radiant heat
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