- unclean; dirty
- unclean according to religious ritual; defiled
- obscene; unchaste
- mixed with foreign matter; adulterated
- mixed so as to lack purity in color, tone, style, etc.
Origin of impureClassical Latin impurus
- Not pure or clean; contaminated.
- Not purified by religious rite; unclean.
- Immoral or sinful: impure thoughts.
- Mixed with another, usually inferior substance; adulterated.
- Being a composite of more than one color or mixed with black or white.
- Deriving from more than one source, style, or convention; eclectic: an impure art form.
(comparative more impure, superlative most impure)
(third-person singular simple present impures, present participle impuring, simple past and past participle impured)
From Middle French impur, from Latin impurus