ra·di·ant
ˈrā-dē-ənt 
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
radiantly
adverb
: something that radiates: such 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
Examples of radiant in a Sentence
Adjective
She had a radiant inner glow.
She looked radiant at her wedding.
Recent Examples on the Web
Lily Wohlner, Allure, 19 Sep. 2025
Lighting, from spotlights to radiant panels, enhances the space and creates dramatic shadows on statues, chairs and objects.
—Andrea Onate, Footwear News, 19 Sep. 2025
Jenna Prestininzi, Freep.com, 19 Sep. 2025
This all in spite of Johanne’s best efforts to present Johanna in the most radiant of lights, a fact Johanna deems as abusive more than flattering.
—Harrison Richlin, IndieWire, 11 Sep. 2025
See All Example Sentences for radiant
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Adjective
Or, the formula comes in a radiant finish, which both makeup artists love for dull or tired skin in need of a pick-me-up.
—Lily Wohlner, Allure, 19 Sep. 2025
Lighting, from spotlights to radiant panels, enhances the space and creates dramatic shadows on statues, chairs and objects.
—Andrea Onate, Footwear News, 19 Sep. 2025
Noun
The meteors appear to come from the area of the constellation Orion in the sky, though the meteors will be visible anywhere in the night sky and looking away from the radiant is best for longer views, NASA suggested.
—Jenna Prestininzi, Freep.com, 19 Sep. 2025
This all in spite of Johanne’s best efforts to present Johanna in the most radiant of lights, a fact Johanna deems as abusive more than flattering.
—Harrison Richlin, IndieWire, 11 Sep. 2025
See All Example Sentences for radiant
Cite this Entry
“Radiant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiant. Accessed 26 Sep. 2025.
Copy CitationMedical Definition
radiant
adjective
ra·di·ant
ˈrād-ē-ənt
1
: emitted or transmitted by radiation
2
: emitting or relating to radiant heat
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