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nullify

[ nuhl-uh-fahy ]
/ ˈnʌl əˌfaɪ /
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See synonyms for: nullify / nullified / nullifier on Thesaurus.com

verb (used with object), nul·li·fied, nul·li·fy·ing.

to render or declare legally void or inoperative: to nullify a contract.
to deprive (something) of value or effectiveness; make futile or of no consequence.

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Origin of nullify

First recorded in 1585–95, nullify is from the Late Latin word nūllificāre to despise. See nulli-, -fy

OTHER WORDS FROM nullify

nul·li·fi·er, nounre·nul·li·fy, verb (used with object), re·nul·li·fied, re·nul·li·fy·ing.un·nul·li·fied, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use nullify in a sentence

British Dictionary definitions for nullify

nullify
/ (ˈnʌlɪˌfaɪ) /

verb -fies, -fying or -fied (tr)

to render legally void or of no effect
to render ineffective or useless; cancel out

Derived forms of nullify

nullification, nounnullifier, noun

Word Origin for nullify

C16: from Late Latin nullificāre to despise, from Latin nullus of no account + facere to make
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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