adulterated
US /əˈdʌl.tə.reɪ.t̬ɪd/
UK /əˈdʌl.tə.reɪ.t̬ɪd/
1.
Adulterated foods or drugs have been made weaker or worse in quality, especially by having something added to the them:
:
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There has been a government crackdown on adulterated animal feed.