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English definition of “unclean”

unclean

adjective     /ʌnˈkliːn/
not clean and therefore likely to cause disease : The health risk from drinking unclean water is considerable .Dirty and untidy formal not clean or pure , or morally bad , as described by the rules of a religion : Jews and Muslims consider pigs unclean.Health in generalDirty and untidy
(Definition of unclean adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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