Also found in: Thesaurus, Idioms.
Related to adulterating: adultery


tr.v. a·dul·ter·at·ed, a·dul·ter·at·ing, a·dul·ter·ates
To make impure by adding extraneous, improper, or inferior ingredients.
adj. (-tər-ĭt) Archaic
1. Spurious; adulterated.
2. Adulterous.

[Latin adulterāre, adulterāt-, to pollute; see al- in Indo-European roots.]

a·dul′ter·a′tion n.
a·dul′ter·a′tor n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.adulterating - making impure or corrupt by adding extraneous materials; "the adulterating effect of extraneous materials"
purifying - freeing from noxious matter; "filtration is a purifying agent"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
From the selling of quack medicines he had proceeded to the adulterating of foreign wines, varied by lucrative evening occupation in the Paris gambling houses.
They all three speak a wonderful mixture of German and English, adulterating the purity of their native tongue by putting in English words in the middle of a German sentence.
He said that the suspects were involved in adulterating Agro-chemicals such as herbicides and pesticides in large quantity.