radiant
[adjective]
Synonyms:
- happy, blissful, delighted, ecstatic, glowing, joyful, joyous, on cloud nine (informal), rapturous
- bright, brilliant, gleaming, glittering, glowing, luminous, lustrous, shining

[TahlilGaran] English Synonym Dictionary ▲

ra‧di‧ant /ˈreɪdiənt/ adjective
[Date: 1400-1500; Language: Latin; Origin: present pasticiple of radiare; ⇒ radiate]

1. full of happiness and love, in a way that shows in your face and makes you look attractive:
She looked radiant in a white silk dress.
a radiant smile
radiant with
They were both radiant with happiness.

2. [only before noun] literary very bright:
a lovely day with clear blue skies and radiant sun

3. [only before noun] technical radiant heat or energy is sent out in the form of waves
—radiantly adverb:
She looked radiantly beautiful.

[TahlilGaran] Dictionary of Contemporary English ▲