nullify

nul·li·fy  (nl-f)

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.

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[Latin nllificre, to despise : nllus, none; see ne in Indo-European roots + -ficre, -fy.]

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nullify [ˈnʌlɪˌfaɪ]

vb -fies, -fying, -fied (tr)

1. (Law) to render legally void or of no effect

2. to render ineffective or useless; cancel out

[from Late Latin nullificāre to despise, from Latin nullus of no account + facere to make]

nullification  n

nullifier  n

Thesaurus

Verb	1.	nullify - declare invalid; "The contract was annulled"; "void a plea" annul, invalidate, void, quash, avoid 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 invalidate 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" neutralize, neutralise, negate weaken - lessen the strength of; "The fever weakened his body"

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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

Translations

nullify [ˈnʌlɪfaɪ] VT → anular, invalidar

nullify [ˈnʌlɪfaɪ] vt → invalider

nullify

vt → annullieren, für (null und) nichtig erklären

nullify [ˈnʌlɪˌfaɪ] vt → annullare

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nullify [ˈnʌlɪˌfaɪ] vt → annullare