- Emitting or proceeding as from a center; resembling rays;
radiating; radiate. - Especially, emitting or darting rays of light or heat;
issuing in beams or rays; beaming with brightness; emitting a vivid
light or splendor; as, the radiant sun. - Beaming with vivacity and happiness; as, a radiant face. - Giving off rays; -- said of a bearing; as, the sun
radiant; a crown radiant. - Having a raylike appearance, as the large marginal flowers
of certain umbelliferous plants; -- said also of the cluster which has
such marginal flowers.
2 . Radiant
[ n.]
- The luminous point or object from which light emanates;
also, a body radiating light brightly. - A straight line proceeding from a given point, or fixed
pole, about which it is conceived to revolve. - The point in the heavens at which the apparent paths of
shooting stars meet, when traced backward, or whence they appear to
radiate.