nullify

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nul·li·fy

 (nŭl′ə-fī′)
tr.v. nul·li·fied, nul·li·fy·ing, nul·li·fies
1. To make null; invalidate.
2. To counteract the force or effectiveness of.

[Latin nūllificāre, to despise : nūllus, none; see ne in Indo-European roots + -ficāre, -fy.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

nullify

(ˈnʌlɪˌfaɪ)
vb (tr) , -fies, -fying or -fied
1. (Law) to render legally void or of no effect
2. to render ineffective or useless; cancel out
[C16: from Late Latin nullificāre to despise, from Latin nullus of no account + facere to make]
ˌnullifiˈcation n
ˈnulliˌfier n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

nul•li•fy

(ˈnʌl əˌfaɪ)

v.t. -fied, -fy•ing.
1. to render or declare legally void: to nullify a contract.
2. to deprive (something) of value or effectiveness; annul; invalidate.
[1585–95; < Late Latin nūllificāre to despise = Latin nūll(us) not any, no (see null) + -i- -i- + -ficāre -fy]
nul′li•fi`er, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

nullify


Past participle: nullified
Gerund: nullifying

Imperative
nullify
nullify
Present
I nullify
you nullify
he/she/it nullifies
we nullify
you nullify
they nullify
Preterite
I nullified
you nullified
he/she/it nullified
we nullified
you nullified
they nullified
Present Continuous
I am nullifying
you are nullifying
he/she/it is nullifying
we are nullifying
you are nullifying
they are nullifying
Present Perfect
I have nullified
you have nullified
he/she/it has nullified
we have nullified
you have nullified
they have nullified
Past Continuous
I was nullifying
you were nullifying
he/she/it was nullifying
we were nullifying
you were nullifying
they were nullifying
Past Perfect
I had nullified
you had nullified
he/she/it had nullified
we had nullified
you had nullified
they had nullified
Future
I will nullify
you will nullify
he/she/it will nullify
we will nullify
you will nullify
they will nullify
Future Perfect
I will have nullified
you will have nullified
he/she/it will have nullified
we will have nullified
you will have nullified
they will have nullified
Future Continuous
I will be nullifying
you will be nullifying
he/she/it will be nullifying
we will be nullifying
you will be nullifying
they will be nullifying
Present Perfect Continuous
I have been nullifying
you have been nullifying
he/she/it has been nullifying
we have been nullifying
you have been nullifying
they have been nullifying
Future Perfect Continuous
I will have been nullifying
you will have been nullifying
he/she/it will have been nullifying
we will have been nullifying
you will have been nullifying
they will have been nullifying
Past Perfect Continuous
I had been nullifying
you had been nullifying
he/she/it had been nullifying
we had been nullifying
you had been nullifying
they had been nullifying
Conditional
I would nullify
you would nullify
he/she/it would nullify
we would nullify
you would nullify
they would nullify
Past Conditional
I would have nullified
you would have nullified
he/she/it would have nullified
we would have nullified
you would have nullified
they would have nullified
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.nullify - declare invalid; "The contract was annulled"; "void a plea"
strike down, cancel - declare null and void; make ineffective; "Cancel the election results"; "strike down a law"
break - invalidate by judicial action; "The will was broken"
stet - printing: cancel, as of a correction or deletion
2.nullify - show to be invalid
negate, contradict - prove negative; show to be false
3.nullify - make ineffective by counterbalancing the effect of; "Her optimism neutralizes his gloom"; "This action will negate the effect of my efforts"
weaken - lessen the strength of; "The fever weakened his body"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

nullify

verb invalidate, quash, revoke, render null and void, abolish, void, repeal, rescind, annul, abrogate He used his broad executive powers to nullify decisions by local government.
invalidate authorize, confirm, endorse, ratify, validate
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

nullify

verb
1. To put an end to, especially formally and with authority:
2. To make ineffective by applying an opposite force or amount:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations

nullify

[ˈnʌlɪfaɪ] VTanular, invalidar
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

nullify

[ˈnʌlɪfaɪ] vtinvalider
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

nullify

vtannullieren, für (null und) nichtig erklären
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

nullify

[ˈnʌlɪˌfaɪ] vtannullare
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
The petition sought the quashing of the Ordinance claiming that it overturns and nullifies the judgment of the Supreme Court in an arbitrary manner.
Jurors swear to render "a true verdict according to the law and the evidence." You and I know that someone who nullifies a bad statute in order to acquit is not violating this oath--you have pledged to rule according to "the law," which includes the power to nullify.