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

Diathermal :: Diathermal (a.) Freely permeable by radiant heat.

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

Diathermanous :: Diathermanous (a.) Having the property of transmitting radiant heat; diathermal; -- opposed to athermanous.

Eradiation :: Eradiation (n.) Emission of radiance.

Radian :: Radian (n.) An arc of a circle which is equal to the radius, or the angle measured by such an arc..

Diathermaneity :: Diathermaneity (n.) The property of transmitting radiant heat; the quality of being diathermous.

Irradiation :: Irradiation (n.) Illumination; irradiance; brilliancy.

Radiancy :: Radiancy (n.) The quality of being radiant; brilliancy; effulgence; vivid brightness; as, the radiance of the sun..

Bolometer :: Bolometer (n.) An instrument for measuring minute quantities of radiant heat, especially in different parts of the spectrum; -- called also actinic balance, thermic balance..

Radiomicrometer :: Radiomicrometer (n.) A very sensitive modification or application of the thermopile, used for indicating minute changes of radiant heat, or temperature..

Radiant :: Radiant (a.) 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..

Sheeny :: Sheeny (a.) Bright; shining; radiant; sheen.

Irradiancy :: Irradiancy (n.) The act of irradiating; emission of rays of light.

Refulgency :: Refulgency (n.) The quality of being refulgent; brilliancy; splender; radiance.

Constellate :: Constellate (v. i. ) To join luster; to shine with united radiance, or one general light..

Irradiance :: Irradiance (n.) Alt. of Irradianc.

Ray :: Ray (n.) A line of light or heat proceeding from a radiant or reflecting point; a single element of light or heat propagated continuously; as, a solar ray; a polarized ray..

Beamingly :: Beamingly (adv.) In a beaming manner; radiantly.

Beamy :: Beamy (a.) Emitting beams of light; radiant; shining.

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