nullification Meaning, Definition & Usage

  1. noun the states'-rights doctrine that a state can refuse to recognize or to enforce a federal law passed by the United States Congress
  2. noun the act of nullifying; making null and void; counteracting or overriding the effect or force of something
    override.

WordNet

Nul`li*fi*ca"tion noun
Etymology
L. nullificatio contempt. See Nullify.
Definitions
  1. The act of nullifying; a rendering void and of no effect, or of no legal effect.

Webster 1913