emissivity Hear it!

emissivity definition

emis·siv·ity (ē′mi siv′ə tē, em′i-)

noun

the relative ability of a surface to radiate energy as compared with that of an ideally black surface under the same conditions

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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