Place in the sky from which meteors diverge during a meteor shower The shower is named after the constellations in which the radiant appears
This is the area of sky from which the meteors of a particular meteor shower, when their paths are projected backwards, appear to have radiated It marks the direction in space from which the meteor stream is approaching the Earth Although meteor shower lists often give the impression that the radiant is a point in the sky, it is in practice an area of sky a few degrees across
{s} brilliant, glowing; emitting radiation; emitted by radiation; emitting rays of light; expressing happiness
The point from which meteors appear to eminate in the sky The apparent source of shooting stars
Having a raylike appearance, as the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers
Someone who is radiant is so happy that their happiness shows in their face. On her wedding day the bride looked truly radiant. + radiantly ra·di·ant·ly He smiled radiantly and embraced her
The part of the sky from which a particular meteor stream appears to come from Meteor showers are usually named after the constellation in which the radiant originates
The point in the sky from which the meteors belonging to a shower seem to 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
Something that is radiant glows brightly. The evening sun warms the old red brick wall to a radiant glow. + radiantly ra·di·ant·ly The sun was still shining radiantly
the point where the backward prolongation of the meteor trajectory intersect the celestial sphere, or the backwards prolongation of the apparent trails of a given meteor as seen by observers at different locations
A straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve
1 In optics, the point or object from which light proceeds 2 In geometry, a straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve 3 In astronomy, the point in the heavens from which a shower of meteors seems to proceed
The point in the sky from which a meteor shower[?] appears to originate See also: meteor, meteor shower