say it: uh-DUHL-tur-ayt
adulterate is a verb and adjective meaning "corrupt, debase, or make impure by adding a foreign or inferior substance; often by replacing valuable ingredients with inferior ones". It carries 2 recorded senses.
corrupt, debase, or make impure by adding a foreign or inferior substance; often by replacing valuable ingredients with inferior ones
“adulterate liquor”
mixed with impurities
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for adulterate come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.