prohibit
Pronunciation: /prə(ʊ)ˈhɪbɪt/
verb ( prohibits, prohibiting, prohibited)
- formally forbid (something) by law, rule, or other authority: all ivory trafficking between nations is prohibited
- formally forbid someone from doing something: he is prohibited from becoming a director
- (of a fact or situation) make (something) impossible; prevent: the budget agreement had prohibited any tax cuts

Origin:
late Middle English: from Latin prohibit- 'kept in check', from the verb prohibere, from pro- 'in front' + habere 'to hold'