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English definition of “hygiene”

hygiene

noun [U] uk   /ˈhaɪ.dʒiːn/ us  
C1 the degree to which people keep themselves or their environment clean, especially to prevent disease: Poor standards of hygiene mean that the disease spreads fast. health and hygiene regulations dental/personal hygiene
(Definition of hygiene from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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