NEGATE
neutralize, neutralise, nullify, negate
(verb) make ineffective by counterbalancing the effect of; “Her optimism neutralizes his gloom”; “This action will negate the effect of my efforts”
negate, contradict
(verb) prove negative; show to be false
contradict, negate, contravene
(verb) deny the truth of
contradict, belie, negate
(verb) be in contradiction with
Source: WordNet® 3.1
Etymology
Verb
negate (third-person singular simple present negates, present participle negating, simple past and past participle negated)
To deny the existence, evidence, or truth of; to contradict.
To nullify or cause to be ineffective.
To be negative; bring or cause negative results.
(computing) To perform the NOT operation on.
Anagrams
• geneat
Source: Wiktionary