·adj Unchaste; lewd; unclean; obscene; as, impure language or ideas.
II. Impure ·adj Not purified according to the ceremonial law of Moses; unclean.
III. Impure ·adj Not accurate; not idiomatic; as, impure Latin; an impure style.
IV. Impure ·vt To Defile; to Pollute.
V. Impure ·adj Defiled by sin or guilt; unholy; unhallowed;
— said of persons or things.
VI. Impure ·adj 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.