CONTAMINATE
Meaning of CONTAMINATE in English
v. 25B6; verb POLLUTE, adulterate; defile, debase, corrupt, taint, infect, foul, spoil, soil, stain, sully; poison; poetic/literary befoul.
purify.
Concise Oxford thesaurus English vocabulary.
Краткий оксфордский словарь английского языка тезаурус.
2012