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negative income tax
negative pledge clause
negative reinforcement
negative royale
negative soul
negative staining
negative transfer
negative yield curve
negatively
negativism
Negeri Sembilan
Negev
neglect
neglected firm effect
negligee
negligence
negligent
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negate

ne·gate [ nə gáyt ] (past and past participle ne·gat·ed, present participle ne·gat·ing, 3rd person present singular ne·gates)


transitive verb 
Definition:
 
1. invalidate something: to declare officially that something is invalid or ineffective, or make something invalid or ineffective ( formal )
Failure to disclose such a change of circumstances would automatically negate the policy.
a theory that negates all previous research

2. logic prove something is false: to deny the truth of something, or prove something to be false

[Early 17th century. < Latin negat-, past participle of negare "deny"]

ne·ga·tor noun

Word Key: Synonyms

See nullify.

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