nullify

[ nuhl-uh-fahy ]
/ ˈnʌl əˌfaɪ /

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.

Origin of nullify

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

SYNONYMS FOR nullify

OTHER WORDS FROM nullify

nul·li·fi·er, noun re·nul·li·fy, verb (used with object), re·nul·li·fied, re·nul·li·fy·ing. un·nul·li·fied, adjective

Example sentences from the Web for nullifies

British Dictionary definitions for nullifies

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, noun nullifier, noun

Word Origin for nullify

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