prohibition
US /ˌproʊ.ɪˈbɪʃ.ən/
UK /ˌproʊ.ɪˈbɪʃ.ən/

1.
the action of forbidding something, especially by law
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The prohibition of alcohol led to a rise in illegal activities.
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There is a strict prohibition against smoking in public buildings.
2.
(in the US) the period from 1920 to 1933 when the manufacture, sale, and transportation of alcoholic beverages were illegal
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During Prohibition, speakeasies became popular.
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Many historical films depict life during Prohibition.