The term 'Authoritative Prohibition' can be summarized as a VETO, which is a 4-letter word. A VETO is an authoritative or official prohibition, especially one by a head of state or other powerful person. It is the power to reject or forbid a decision or proposal of a law or other measure. A VETO can also be used to prevent the passage of legislation without the consent of the one who holds the power of VETO.