Revision as of 21:16, 3 October 2005 by WikiConvertor (Talk)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)


1. Emitting or proceeding as from a center; 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. Giving off rays; said of a bearing; as, the sun radiant; a crown radiant.

5. (Science: botany) Having a raylike appearance, as the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.

(Science: physics) Radiant energy See Radiant.

Origin: 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. (Science: optics) The luminous point or object from which light emanates; also, a body radiating light brightly.

2. (Science: geometry) A straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve.

3. (Science: astronomy) The point in the heavens at which the apparent paths of shooting stars meet, when traced backward, or whence they appear to radiate.

Retrieved from "http://www.biology-online.org/bodict/index.php?title=Radiant&oldid=3726"
First | Previous (Radian) | Next (Radiant energy) | Last
Please contribute to this project, if you have more information about this term feel free to edit this page.