radiant

From Middle French radiant, from Latin radians, radiantis, present participle of radiare (“to emit rays or beams”).

• IPA^(key): /ˈɹeɪ.di.ənt/

• Audio (UK)

  (file)

radiant (comparative more radiant, superlative most radiant)

1. Radiating light and/or heat.

   the radiant sun

2. Emitted as radiation.
3. Beaming with vivacity and happiness.

   a radiant face

   • 1907 August, Robert W[illiam] Chambers, chapter I, in The Younger Set, New York, N.Y.: D. Appleton & Company, OCLC 24962326:

     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.

   • 1961 November 10, Joseph Heller, “The Soldier in White”, in Catch-22 […], New York, N.Y.: Simon and Schuster, OCLC 1023879857, page 171:

     Nurse Cramer had a cute nose and a radiant, blooming complexion dotted with fetching sprays of adorable freckles that Yossarian detested.

4. Strikingly beautiful.
   • 1893, E. Werner, Clear the Track! (page 94)

     And yet she was ensnaringly beautiful, despite her pride and self-consciousness; radiant and certain of conquest she stood before the man who alone seemed to have neither eye nor ear for charms that had never elsewhere played her false.

5. Emitting or proceeding as if from a center.
6. (heraldry) Giving off rays; said of a bearing.

   the sun radiant;  a crown radiant

7. (botany) Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.

radiant (plural radiants)

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

• anti-rad, antirad, intrada, itardan

• IPA^(key): /ʁa.djɑ̃/

• Audio

  (file)

radiant

1. present participle of radier

• “radiant”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

radiant

1. third-person plural present active indicative of radiō

From French radiant.

radiant m or n (feminine singular radiantă, masculine plural radianți, feminine and neuter plural radiante)

1. radiant