superradiance

ra·di·ance

[rey-dee-uhns]
noun
1.
radiant brightness or light: the radiance of the tropical sun.
2.
warm, cheerful brightness: the radiance of her expression.
3.
Rare. radiation.
Also, radiancy.


Origin:
1595–1605; radi(ant) + -ance

non·ra·di·ance, noun
sub·ra·di·ance, noun
su·per·ra·di·ance, noun


1. resplendence, splendor, brilliance.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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00:10
Superradiance is always a great word to know.
So is bezoar. Does it mean:
a chattering or flighty, light-headed person.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
Collins
World English Dictionary
radiance or radiancy (ˈreɪdɪəns) [Click for IPA pronunciation guide]
 
n , pl -ances, -ancies
1.  the quality or state of being radiant
2.  Le a measure of the amount of electromagnetic radiation leaving or arriving at a point on a surface. It is the radiant intensity in a given direction of a small element of surface area divided by the orthogonal projection of this area onto a plane at right angles to the direction
 
radiancy or radiancy
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

radiance ra·di·ance (rā'dē-əns) or ra·di·an·cy (-ən-sē)
n.

  1. The quality or state of being radiant.

  2. The radiant energy emitted per unit time in a specified direction by a unit area of an emitting surface.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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