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English definition of “unclean”

unclean

adjective uk   /ʌnˈkliːn/ us  
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 from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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