Adulterated (6)
I believe the answer is:
impure
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">adulterated</span>' is the definition.<br/ ><span class="explanation-format__explanation">(similar in meaning)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for impure that I've seen before include "Defiled" , "Adulterated, dirty (6)" , "Adulterated, tainted" , "Lewd" , "Contaminated or licentious" .)