Webster's Revised Unabridged Dictionary · 1913

Nullification

Nullification , noun

[Latin nullificatio contempt. See Nullify.]

The act of nullifying; a rendering void and of no effect, or of no legal effect.
Collocations (1)
Right of nullification , the right claimed in behalf of a State to nullify or make void, by its sovereign act or decree, an enactment of the general government which it deems unconstitutional.