RADIANT
beaming, beamy, effulgent, radiant, refulgent
(adjective) radiating or as if radiating light; “the beaming sun”; “the effulgent daffodils”; “a radiant sunrise”; “a refulgent sunset”
Source: WordNet® 3.1
Etymology
Adjective
radiant (comparative more radiant, superlative most radiant)
Radiating light and/or heat.
Emitted as radiation.
Beaming with vivacity and happiness.
Emitting or proceeding as if from a center.
(heraldry) Giving off rays; said of a bearing.
(botany) Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.
Noun
radiant (plural radiants)
A point source from which radiation is emitted.
(astronomy) The apparent origin, in the night sky, of a meteor shower.
(geometry) A straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve.
Anagrams
• anti-rad, antirad, intrada, itardan
Source: Wiktionary
Ra"di*ant, a. Etym: [L. radians, -antis, p. pr. of radiare to emit
rays or beams, fr. radius ray: cf. F. radiant. See Radius, Ray a
divergent line.]
1. Emitting or proceeding as from a center; [U.S.] rays; radiating;
radiate.
2. 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.
Mark what radiant state she spreads. Milton.
3. Beaming with vivacity and happiness; as, a radiant face.
4. (Her.)
Definition: Giving off rays; -- said of a bearing; as, the sun radiant; a
crown radiant.
5. (Bot.)
Definition: Having a raylike appearance, as the large marginal flowers of
certain umbelliferous plants; -- said also of the cluster which has
such marginal flowers. Radiant energy (Physics), energy given out or
transmitted by radiation, as in the case of light and radiant heat.
– Radiant heat, proceeding in right lines, or directly from the
heated body, after the manner of light, in distinction from heat
conducted or carried by intervening media.
– Radiant point. (Astron.) See Radiant, n., 3.
Ra"di*ant, n.
1. (Opt.)
Definition: The luminous point or object from which light emanates; also, a
body radiating light brightly.
2. (Geom.)
Definition: A straight line proceeding from a given point, or fixed pole,
about which it is conceived to revolve.
3. (Astron.)
Definition: The point in the heavens at which the apparent paths of
shooting stars meet, when traced backward, or whence they appear to
radiate.
Source: Webster’s Unabridged Dictionary 1913 Edition