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[ni-geyt, neg-eyt] /nɪˈgeɪt, ˈnɛg eɪt/
verb (used with object), negated, negating.
to deny the existence, evidence, or truth of:
an investigation tending to negate any supernatural influences.
to nullify or cause to be ineffective:
Progress on the study has been negated by the lack of funds.
verb (used without object), negated, negating.
to be negative; bring or cause negative results:
a pessimism that always negates.
Origin of negate
1615-25; < Latin negātus (past participle of negāre to deny, refuse), equivalent to neg- (variant of nec not; see neglect) + -ā- theme vowel + -tus past participle suffix
Related forms
negator, negater, noun
renegate, verb (used with object), renegated, renegating.
self-negating, adjective
unnegated, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for negate
Contemporary Examples
Historical Examples
  • The next step, to negate it in turn, to transform it into social property, necessarily follows.

  • We could negate the efforts of any echelon below the Eddorians themselves, it is true.

    Triplanetary Edward Elmer Smith
  • To this the third estate now, showing courage to negate itself as an estate, made an end.

    The Ego and His Own Max Stirner
  • We have electron deflecting suits that negate the effects of the anionizers.

    The Revolutions of Time Jonathan Dunn
  • Automaticism, of course, is inherently part of this view, and is presumed to negate volition.

  • For even to allow a shadow of finiteness in the Absolute is to negate it; to define it is to annihilate it!

    Nature Mysticism J. Edward Mercer
British Dictionary definitions for negate


verb (transitive)
to make ineffective or void; nullify; invalidate
to deny or contradict
Derived Forms
negator, negater, noun
Word Origin
C17: from Latin negāre, from neg-, variant of nec not + aio I say
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for negate

1795 (with an isolated use from 1620s), back-formation from negation, or else from Latin negatus, past participle of negare. Related: Negated; negates; negating.

Online Etymology Dictionary, © 2010 Douglas Harper
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