To refuse, decline, or deny.
To reduce the power, etc. of something by means of a control, such as the volume, heat, or light.
To reposition by turning, flipping, etc. in a downward direction; to double or fold down.
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.