oxidation

[ ok-si-dey-shuh n ]
/ ɒk sɪˈdeɪ ʃən /

noun Chemistry.

the process or result of oxidizing.
the deposit that forms on the surface of a metal as it oxidizes.

Nearby words

  1. oxidant,
  2. oxidant smog,
  3. oxidase,
  4. oxidases,
  5. oxidate,
  6. oxidation number,
  7. oxidation potential,
  8. oxidation state,
  9. oxidation-reduction,
  10. oxidative

Also ox·i·di·za·tion [ok-si-duh-zey-shuh n] /ˌɒk sɪ dəˈzeɪ ʃən/.

Origin of oxidation

First recorded in 1785–95; oxide + -ation

Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for oxidation


British Dictionary definitions for oxidation

oxidation

/ (ˌɒksɪˈdeɪʃən) /

noun

  1. the act or process of oxidizing
  2. (as modifier)an oxidation state; an oxidation potential
Derived Formsoxidational, adjectiveoxidative, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for oxidation

oxidation

n.

1791, from French oxidation (1787), coined by G. de Morveau and A. Lavoisier, noun of action from oxider "oxidize," from oxide (see oxide).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for oxidation

oxidation

[ ŏk′sĭ-dāshən ]

n.

The combination of a substance with oxygen.
A reaction in which the atoms in an element lose electrons and the valence of the element is correspondingly increased.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for oxidation

oxidation

[ ŏk′sĭ-dāshən ]

The chemical combination of a substance with oxygen.
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.
Related formsoxidative adjective

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Culture definitions for oxidation

oxidation

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 New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.