Definition of adulterate verb from the Oxford Advanced American Dictionary

     

    adulterate

     verb
    verb
    NAmE//əˈdʌltəˌreɪt//
     
    [often passive]adulterate something (with something)Verb Forms present simple I / you / we / they adulterate
     
    he / she / it adulterates
     
    past simple adulterated
     
    -ing form adulterating
     
     
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  1. 1to make something, such as food or drink, less pure by adding another substance to it synonym contaminate
  2. 2 The water supply had been adulterated with chemicals from the soil. see also unadulterated
adulteration
 
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NAmE//əˌdʌltəˈreɪʃn//
 
noun [uncountable]
See the Oxford Advanced Learner's Dictionary entry: adulterate