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English definition of “hygiene”

hygiene

noun [U]     /ˈhaɪdʒiːn/
the process of keeping things clean, especially to prevent disease: health and hygiene regulations dental/personal hygiene Clean and tidy
hygienic     /haɪˈdʒiːnɪk/ adjective very clean, so that bacteria cannot spreadClean and tidy
(Definition of hygiene noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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