[ uh-duhl-tuh-rey-shuh n ]
/ əˌdʌl təˈreɪ ʃən /


the act or process of adulterating.
the state of being adulterated.
something adulterated.

Origin of adulteration

1500–10; < Latin adulterātiōn- (stem of adulterātiō); see adulterate, -ion Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for adulteration

Word Origin and History for adulteration



c.1500, from Latin adulterationem (nominative adulteratio), noun of action from past participle stem of adulterare "corrupt, falsify; debauch; commit adultery," from ad- "to" (see ad-) + Late Latin alterare "to alter" (see alter).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for adulteration


[ ə-dŭl′tə-rāshən ]


The alteration, especially the debasement, of a substance by deliberately adding something not ordinarily a part of it.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.