radiant
//ˈreɪ.di.ənt//
Adjective
radiantCanonical form
more radiantComparative
most radiantSuperlative
1
Emitting or reflecting bright light; shining brilliantly.
The radiant sun lit up the entire valley.
2
Showing great joy, love, or health through one's expression or appearance; glowing with happiness.
She had a radiant smile on her wedding day.
3
Transmitted by radiation rather than conduction or convection.
Radiant heat from the sun warms the Earth's surface.
Noun
1
A point in the sky from which a meteor shower appears to originate.
The radiant of the Perseid meteor shower is located in the constellation Perseus.