To refuse to allow
To reject as invalid, untrue, or improper
to overrule a colonial legislation by the sovereign-in-privy council
To use a veto against.
An invocation of that right.
A technique or mechanism for discarding what would otherwise constitute a false positive in a scientific experiment
A political right to disapprove of (and thereby stop) the process of a decision, a law etc.
An authoritative prohibition or negative; a forbidding; an interdiction.