Impure
a.-
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. - Defiled by sin or guilt; unholy; unhallowed; -- said of persons or things.
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Unchaste; lewd; unclean; obscene;
as, .impure language or ideas - (Script.) Not purified according to the ceremonial law of Moses; unclean.
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(Language) Not accurate; not idiomatic;
as, impure Latin; animpure style.
v. t.
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To defile; to pollute.