One entry found for nullification.

Main Entry: nul·li·fi·ca·tion
Pronunciation: nl--f-k-shn
Function: noun
1 : the act of nullifying : the state of being nullified
2 : the action of a state blocking or attempting to prevent the enforcement within its territory of a federal law of the U.S.
- nul·li·fi·ca·tion·ist /-sh(-)nst/ noun