say it: im-PYUUR
impure is an adjective meaning "combined with extraneous elements". It carries 3 recorded senses.
combined with extraneous elements
having a physical or moral blemish so as to make impure according to dietary or ceremonial laws
“unclean meat”
“and the swine...is unclean to you”
religion
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for impure come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.