- (v.t.) To defile; to pollute.
- (a.) Unchaste; lewd; unclean; obscene; as, impure language or ideas.
- (a.) Defiled by sin or guilt; unholy; unhallowed; -- said of persons or things.
- (a.) Not accurate; not idiomatic; as, impure Latin; an impure style.
- (a.) Not purified according to the ceremonial law of Moses; unclean.
- (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.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). impure. Retrieved September 21, 2026, from http://smartdefine.org/impure/definitions/2019930 |
| Chicago | Webster's. 2011. "impure" http://smartdefine.org/impure/definitions/2019930 (accessed September 21, 2026). |
| Harvard | Webster's 2011, impure, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/impure/definitions/2019930>. |
| MLA | Webster's. "impure" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/impure/definitions/2019930> |