- adulterate
- I(New American Roget's College Thesaurus)v. t. mix, water down, weaken, dilute; debase, corrupt.II(Roget's IV) v.Syn. weaken, mix with, intermix, alloy, amalgamate, dilute, water down, water, infiltrate, infect, lessen, reduce, concoct, infuse, mingle with, commingle, blend, taint, pollute, debase, corrupt, contaminate, depreciate, cheapen, devalue, vitiate, muddle, impair, make lower in quality, thin out, defile, denature, degrade, deteriorate, dissolve, make impure, tamper with, simplify, falsify, cut*, doctor*.Ant. purify*, cleanse, maintain.III(Roget's 3 Superthesaurus) (VOCABULARY WORD) v.[uh DULL tuh RATE]to make impure, to spoil or contaminate.The once pristine waters offAlaska have been adulterated with spilled oil.SYN.: spoil, debase, corrupt, defile, contaminate, ruin, devalue, poison, denature, pollute, degrade, taint, water down, depreciate.ANT.: purify, concentrateIV(Roget's Thesaurus II) verb To make impure or inferior by deceptively adding foreign substances: debase, doctor, load, sophisticate. See CLEAN.
English dictionary for students. 2013.