oxidation Hear it!

oxidation definition

oxi·da·tion (äk′si dā′s̸hən)

noun

  1. any process in which oxygen combines with an element or substance, either slowly, as in the rusting of iron, or rapidly, as in the burning of wood
  2. the process of increasing the positive valence or of decreasing the negative valence of an element or ion
  3. the process by which electrons are removed from atoms or ions

Etymology: Fr: see oxide & -ation

Related Forms:

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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