'Nullification' definitions:

Definition of 'nullification'

(from WordNet)
noun
The states'-rights doctrine that a state can refuse to recognize or to enforce a federal law passed by the United States Congress
noun
The act of nullifying; making null and void; counteracting or overriding the effect or force of something [syn: nullification, override]

Definition of 'Nullification'

From: GCIDE
  • Nullification \Nul`li*fi*ca"tion\, n. [L. nullificatio contempt. See Nullify.] The act of nullifying; a rendering void and of no effect, or of no legal effect. [1913 Webster]
  • Right of nullification (U. S. Hist.), 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. [1913 Webster]

Words containing 'Nullification'