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Meaning of NULLIFY

Pronunciation:  'nulu`fI

WordNet Dictionary
  1. [v]  make ineffective by counterbalancing the effect of; "Her optimism neutralizes his gloom"; "This action will negate the effect of my efforts"
  2. [v]  show to be invalid
  3. [v]  declare invalid; "The contract was annulled"; "avoid a plea"

NULLIFY is a 7 letter word that starts with N.


 Synonyms: annul, avoid, invalidate, invalidate, negate, neutralise, neutralize, quash, void
 Antonyms: formalise, formalize, validate, validate
 See Also: break, cancel, contradict, negate, stet, strike down, weaken



Webster's 1913 Dictionary
\Nul"li*fy\, v. t. [imp. & p. p. {Nullified}; p. pr. &
vb. n. {Nullifying}.] [L. nullificare; nullus none + -ficare
(in comp.) to make. See {Null}, a., and {-fy}.]
To make void; to render invalid; to deprive of legal force or

      Such correspondence would at once nullify the
      conditions of the probationary system.   --I. Taylor.

Syn: To abrogate; revoke; annul; repeal; invalidate; cancel.
     See {Abolish}.

Thesaurus Terms
 Related Terms: abate, abjure, abolish, abrogate, absolve, annihilate, annul, assert the contrary, belie, bring to naught, bring to nothing, buffer, cancel, cancel out, come to nothing, compensate, confine, contest, contradict, contravene, controvert, counter, counteract, counterbalance, countermand, counterorder, countervail, cross, declare a moratorium, deny, disaffirm, disallow, disannul, disavow, disclaim, disown, disprove, dispute, do away with, forswear, frustrate, gainsay, impugn, invalidate, join issue upon, limit, make void, negate, negativate, negative, neutralize, not accept, not admit, obliterate, offset, oppose, override, overrule, quash, recall, recant, refuse to admit, refute, renege, renounce, repeal, repudiate, rescind, restrict, retract, reverse, revoke, set aside, stultify, suspend, take back, take issue with, thwart, undo, vacate, vitiate, void, waive, wipe out, withdraw, write off