noun Chemistry.
the process or result of oxidizing.
the deposit that forms on the surface of a metal as it oxidizes.
Also, oxidization [ok-si-duh-zey-shuhn] .

1785–95; oxide + -ation

oxidational, oxidative, adjective
nonoxidation, noun
nonoxidative, adjective
nonoxidization, noun
overoxidization, noun
reoxidation, noun
self-oxidation, noun
unoxidative, adjective
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World English Dictionary
oxidation (ˌɒksɪˈdeɪʃən)
a.  the act or process of oxidizing
 b.  (as modifier): an oxidation state; an oxidation potential

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Word Origin & History

1791, from Fr. oxidation (1787), noun of action from oxider "oxidize," from oxide (see oxide).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

oxidation ox·i·da·tion (ŏk'sĭ-dā'shən)

  1. The combination of a substance with oxygen.

  2. A reaction in which the atoms in an element lose electrons and the valence of the element is correspondingly increased.

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American Heritage
Science Dictionary
oxidation   (ŏk'sĭ-dā'shən)  Pronunciation Key 
  1. The chemical combination of a substance with oxygen.

  2. A chemical reaction in which an atom or ion loses electrons, thus undergoing an increase in valence. Removing an electron from an iron atom having a valence of +2 changes the valence to +3. Compare reduction.

oxidative adjective
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American Heritage
Cultural Dictionary

oxidation definition

Any chemical reaction in which a material gives up electrons, as when the material combines with oxygen. Burning is an example of rapid oxidation; rusting is an example of slow oxidation. (See combustion and reduction.)

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
The damaging process called oxidation is an important trigger in the
  atherosclerosis story.
But those processes rely on steam or oxidation to produce the syngas.
The redox half-reaction for hydrogen oxidation is relatively simple and is
  shown on the left side of the scheme below.
If you do cut raw ulu, dip the pieces in water as you cut them to prevent
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