v.
Pronunciation: ni- ' g ā t
Function: transitive verb
Inflected Form: ne · gat · ed ; ne · gat · ing
Etymology: Latin negatus, past participle of negare to say no, deny, from neg- no, not (akin to ne- not) ― more at NO
Date: circa 1623
1 : to deny the existence or truth of
2 : to cause to be ineffective or invalid
synonyms see NULLIFY
– negate noun
– ne · ga · tor \ - ' g ā -t ə r \ noun