radiance

radiance definition - medical

ra·di·ance (rāˈdē-əns) or ra·di·an·cy (-ən-sē)

noun
  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® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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