/ Dictionary / Index A adulteration: Meaning and Definition of Find definitions for: a•dul•ter•a•tion Pronunciation: (u-dul"tu-rā'shun), [key] — n. the act or process of adulterating. the state of being adulterated. something adulterated. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: adulteration (Thesaurus) adulterate adulterer Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language