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adj. im·pur·er, im·pur·est
1. Not pure or clean; contaminated.
2. Not purified by religious rite; unclean.
3. Immoral or sinful: impure thoughts.
4. Mixed with another, usually inferior substance; adulterated.
5. Being a composite of more than one color or mixed with black or white.
6. Deriving from more than one source, style, or convention; eclectic: an impure art form.

im·pure′ly adv.
im·pure′ness n.
References in periodicals archive ?
66) "We have long been infected with conversing impurely," Socrates tells him, "we have said thousands of times `We know' ([GREEK TEXT NOT REPRODUCIBLE IN ASCII]), `We don't know,' and `we have scientific knowledge' ([GREEK TEXT NOT REPRODUCIBLE IN ASCII]), and `we don't have scientific knowledge,' as if we were understanding ([GREEK TEXT NOT REPRODUCIBLE IN ASCII]) one another while we still are ignorant ([GREEK TEXT NOT REPRODUCIBLE IN ASCII]) of science ([GREEK TEXT NOT REPRODUCIBLE IN ASCII]).
Sweeney that, no, he hasn't committed adultery, "it's just that my wife's pregnant and all I can think about is other women -- you know, impurely.
And don't let anyone kid themselves that Liz or any other modern femme is doing it impurely for their partners' benefit and not their own.