impure
C2Adjective/US /ˌɪmpjˈʊr/ ĭmpy-O͝OR; UK /ˌɪmpjˈʊr/ ĭmpy-O͝OR/
Not pure; not clean; dirty; foul; filthy; containing something which is unclean or unwholesome; mixed or impregnated extraneous substances; adulterated; as, impure water or air; impure drugs, food, etc.
