A rejection; a refusal.
A blow that causes the recipient to fall or move backwards, a knock back; a recoil.
Something that impedes or reverses progress; a setback.
An authoritative prohibition or negative; a forbidding; an interdiction.
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.
To use a veto against.