negate meaning and definition

NEGATE verb

Definition of negate (verb)

1. be in contradiction with
   • synonyms: belie, contradict
2. deny the truth of
   • synonyms: contradict, contravene
3. prove negative; show to be false
   • synonyms: contradict
   • antonym: affirm
4. make ineffective by counterbalancing the effect of
   • "Her optimism neutralizes his gloom"; "This action will negate the effect of my efforts"
   • synonyms: neutralise, neutralize, nullify