negation

1 a refusal to confirm the truth of a statement issued specific negations of all of the charges against her Synonyms contradiction, denegation, disallowance, disavowal, disclaimer, disconfirmation, denial, rejection, repudiationRelated Words disproof, rebuttal, refutation; negativeNear Antonyms concession, confession; affirmation, assertion, declaration; attestation, corroboration, documentation, substantiation, testament, testimony, validationAntonyms acknowledgment (or acknowledgement), admission, avowal, confirmation

2 the doing away with something by formal action a ruling by the Supreme Court that many regarded as a negation of the basic right of privacy Synonyms abatement, abolishment, abrogation, annulment, avoidance, cancellation (also cancelation), defeasance, dissolution, invalidation, abolition, nullification, quashing, repeal, rescindment, voidingRelated Words abortion, calling off, recall; countermand, override, overruling, overturn, veto; retraction, reversal, revocation, suspension, withdrawal; banning, enjoining, forbiddance, outlawing, prohibition; disallowance, dismissal, rejection; elimination, eradication, erasure, liquidation, removalNear Antonyms enactment, legislation; establishment, founding, institution; formalization, legalization, legitimation, legitimization, validation; passing, ratification; approval, authorization, clearance, endorsement (also indorsement), permission, sanctioning; commandment, decreeing, mandating, ordering, prescription