Verb: nullify 'nú-lu,fI
- Declare invalid
"The contract was nullified";
- invalidate, annul, quash, void, avoid
- Make ineffective by counterbalancing the effect of
"Her optimism nullifies his gloom";
- neutralize, neutralise [Brit], negate
Derived forms: nullified, nullifies, nullifying
Type of: cancel, contradict, negate, strike down, weaken
Encyclopedia: Nullify