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English definition of “adulterate”

adulterate

verb [T usually passive] uk   /əˈdʌl.tə.reɪt/ us  
to make food or drink weaker or to lower its quality, by adding something else: There were complaints that the beer had been adulterated with water.
adulterated
adjective uk   /əˈdʌl.tə.reɪ.tɪd/ us    /-t̬ɪd/
adulterated drugs/food
adulteration
noun [U] uk   /əˌdʌl.təˈreɪ.ʃən/ us  
(Definition of adulterate from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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