(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. (Science: geometry) A straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve.ģ. (Science: optics) The luminous point or object from which light emanates also, a body radiating light brightly.Ģ. (Science: physics) Radiant energy See Radiant. (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. Giving off rays said of a bearing as, the sun radiant a crown radiant.ĥ. Beaming with vivacity and happiness as, a radiant face.Ĥ. 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. Fast shipping Great Bundle Offers and discounts cash on. Osborne (1902) coined the term Adaptive Radiation.He stated that each large and isolated region, with sufficiently varied topography, soil, vegetation, climate, will lead to organisms with diverse characteristics. Emitting or proceeding as from a center rays radiating radiate.Ģ. Buy Acuvue 1-Day Define Radiant Bright D-1.25 1s online on at best prices. Adaptive radiation is the evolutionary diversification of many related species from a common ancestral species in a relatively short period.
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