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English definition of “prohibit”

prohibit

verb uk   /prəˈhɪb.ɪt/ us  
B2 [T often passive] to officially refuse to allow something: Motor vehicles are prohibited from driving in the town centre. The government introduced a law prohibiting tobacco advertisements on TV. Parking is strictly prohibited between these gates. [T] to prevent a particular activity by making it impossible: The loudness of the music prohibits serious conversation in most nightclubs.
(Definition of prohibit from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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