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English definition of “radiant”

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adjective  /ˈreɪ·di·ənt/ us  

radiant adjective (EXPRESSIVE)

expressing great happiness, hope, or beauty: The bride looked radiant on her wedding day.

radiant adjective (SENDING OUT HEAT/LIGHT)

sending out or possessing heat or light: Plants absorb radiant energy from sunlight.
(Definition of radiant from the Cambridge Academic Content Dictionary © Cambridge University Press)
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