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Radiant vs Absorbtance - What's the difference?

radiant | absorbtance |

As nouns the difference between radiant and absorbtance

is that radiant is a point source from which radiation is emitted while absorbtance is (physics) the ratio of the radiant flux absorbed by a body to that incident upon it.

As an adjective radiant

is radiating light and/or heat.

radiant

English

Adjective

(en adjective)
  • Radiating light and/or heat.
  • :
  • Emitted as radiation.
  • Beaming with vivacity and happiness.
  • :
  • *
  • *:His sister, Mrs. Gerard, stood there in carriage gown and sables, radiant with surprise. ¶ “Phil?!  You?!   Exactly like you, Philip, to come strolling in from the antipodes—dear fellow?!” recovering from the fraternal embrace and holding both lapels of his coat in her gloved hands.
  • Emitting or proceeding as if from a center.
  • (lb) Giving off rays; said of a bearing.
  • :
  • (lb) Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.

    • Noun

    (en noun)
  • A point source from which radiation is emitted.
  • (astronomy) The apparent origin, in the night sky, of a meteor shower.
  • A straight line proceeding from a given point, or fixed pole, about which it is conceived to revolve.

    • Anagrams

    * ----

    absorbtance

    English

    Noun

    (en noun)
  • (physics) The ratio of the radiant flux absorbed by a body to that incident upon it

    • Synonyms

    * absorptance

    See also

    * absorbance