RADIANT ENERGY • FREE TRANSLATOR.ORG • Definition of Radiant energy

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/rˈeɪdiənt ˈɛnərdʒi/ Listen

adjective

Radiant adj.

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. "Mark what radiant state she spreads."

Beaming with vivacity and happiness; as, a radiant face.

(Her.) Giving off rays; said of a bearing; as, the sun radiant; a crown radiant.

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

(Physics) Emitted or transmitted by radiation; as, a radiant energy; radiant heat.

Radiant energy (Physics), energy given out or transmitted by radiation, as in the case of light and radiant heat.

Radiant heat, 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.

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Etymology of 'Radiant energy'

Collaborative International Dictionary of English 0.48

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"Radiant energy" Quotes from Famous Books

... material medium, it always suffers some loss, the light energy being absorbed by the medium, that is, converted partially or wholly into other forms of energy such as heat, a portion of which transformed energy may be re-emitted as radiant energy of a lower frequency. Even the most transparent bodies known absorb an appreciable portion of the light transmitted through them. Thus the atmosphere absorbs a part of the sun's rays, and the greater the distance which the rays have to traverse the greater is the proportion ...

— Project Gutenberg Encyclopedia