Synonyms & Antonyms of radiant

1 having or being an outward sign of good feelings (as of love, confidence, or happiness)
  • she left the interview with a radiant smile on her face, confident she had gotten the job
  • a radiant bride

Synonyms for radiant

Words Related to radiant

Near Antonyms for radiant

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Frequently Asked Questions About radiant

How does the adjective radiant differ from other similar words?

Some common synonyms of radiant are bright, brilliant, luminous, and lustrous. While all these words mean "shining or glowing with light," radiant stresses the emission or seeming emission of rays of light.

In what contexts can bright take the place of radiant?

The words bright and radiant can be used in similar contexts, but bright implies emitting or reflecting a high degree of light.

When is it sensible to use brilliant instead of radiant?

Although the words brilliant and radiant have much in common, brilliant implies intense often sparkling brightness.

When can luminous be used instead of radiant?

While in some cases nearly identical to radiant, luminous implies emission of steady, suffused, glowing light by reflection or in surrounding darkness.

When would lustrous be a good substitute for radiant?

The meanings of lustrous and radiant largely overlap; however, lustrous stresses an even, rich light from a surface that reflects brightly without glittering.

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Time Traveler for radiant

Time Traveler

The first known use of radiant was in the 15th century

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Cite this Entry

“Radiant.” Thesaurus, Merriam-Webster, Accessed 30 Sep. 2022.

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More from Merriam-Webster on radiant

Nglish: Translation of radiant for Spanish Speakers

Britannica English: Translation of radiant for Arabic Speakers Encyclopedia article about radiant


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