emanation Hear it!

emanation definition

ema·na·tion (em′ə nā′s̸hən)

noun

  1. the act of emanating
  2. something that comes forth from a source; thing emitted
  3. Chem.
    1. radon
    2. a heavy, gaseous isotope that results from the decay of a radioactive element

Etymology: LL emanatio

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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