radiant: Meaning and Definition of

ra•di•ant

Pronunciation: (rā'dē-unt), [key]
— adj.
  1. emitting rays of light; shining; bright: the radiant sun; radiant colors.
  2. bright with joy, hope, etc.: radiant smiles; a radiant future.
  3. emitted or propagated by radiation.
    1. noting a partition line having a series of flamelike indentations formed by ogees joined in zigzags; rayonny.
    2. (of a charge, as an ordinary) having an edge or edges so formed.
—n.
  1. a point or object from which rays proceed.
  2. the point in the heavens from which a shower of meteors appears to radiate.
  3. a refractory absorbing and radiating heat from the flames of a gas fireplace or the like.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: