an·​nul | \ ə-ˈnəl How to pronounce annul (audio) \
annulled; annulling

Definition of annul

transitive verb

1 : to declare or make legally invalid or void wants the marriage annulled His title to the estate was annulled.
2 : to reduce to nothing : obliterate
3 : to make ineffective or inoperative : neutralize annul a drug's effect

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Choose the Right Synonym for annul

nullify, negate, annul, abrogate, invalidate mean to deprive of effective or continued existence. nullify implies counteracting completely the force, effectiveness, or value of something. a penalty nullified the touchdown negate implies the destruction or canceling out of each of two things by the other. the arguments negate each other annul suggests making ineffective or nonexistent often by legal or official action. the treaty annuls all previous agreements abrogate is like annul but more definitely implies a legal or official act. a law to abrogate trading privileges invalidate implies making something powerless or unacceptable by declaration of its logical or moral or legal unsoundness. the court invalidated the statute

Examples of annul in a Sentence

unfortunately, his arrogant attitude annuls the many generous favors he does for people plans to annul their short-lived, ill-advised marriage
Recent Examples on the Web Ruling to annul his convictions last week, Supreme Court Justice Edson Fachin said the Curitiba city court that convicted him had acted outside its jurisdiction. Henry Hullah, CNN, "Exclusive: Former Brazilian leader Lula leaves door open for return as he slams leaders' pandemic response," 18 Mar. 2021 Summoned to the White House in November, Shirkey refused the president's entreaties to try to annul his Michigan defeat. David D. Kirkpatrick And Mike Mcintire, Star Tribune, "'Its own private army': How the GOP allied itself with militias," 9 Feb. 2021 In 2017, parliament voted to annul the convictions of thousands of gay men under a law criminalizing male homosexuality that was enforced zealously in post-World War II West Germany. Geir Moulson, Star Tribune, "Germany to compensate gay servicepeople for discrimination," 25 Nov. 2020 The petition to annul it was filed by Todd Dempster, chief operating officer of Ray Brandt Auto Group. John Simerman,, "Fate of Ray Brandt's auto empire in doubt amid roiling family squabble over estate," 8 Dec. 2020 In Phoenix, a judge has scheduled a Thursday trial in Arizona GOP Chairwoman Kelli Ward’s lawsuit that seeks to annul Biden’s victory in the state. Scott Bauer,, "Wisconsin election results: Trump files lawsuit seeking to disqualify hundreds of thousands of ballots," 1 Dec. 2020 In Phoenix, a judge has scheduled a Thursday trial in Arizona GOP Chairwoman Kelli Ward's lawsuit that seeks to annul Biden's victory in the state. Scott Bauer, Star Tribune, "Trump files lawsuit challenging Wisconsin election results," 1 Dec. 2020 On Wednesday, Trump’s electors in Nevada filed a lawsuit, brazenly demanding that the state either annul its election results or declare Trump winner of Nevada’s electoral votes outright. Jason Linkins, The New Republic, "Trump’s Motley Gang of Dead-Enders Are Circling the Drain," 20 Nov. 2020 Oscar Urviola, a former head of the country’s Constitutional Court, said on the Canal N network that another alternative is for Congress to annul its decision to oust Vizcarra. John Quigley,, "Peru’s Interim President Quits Following Deadly Protests," 15 Nov. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'annul.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of annul

15th century, in the meaning defined at sense 2

History and Etymology for annul

Middle English annullen, from Anglo-French annuller, from Late Latin annullare, from Latin ad- + nullus not any — more at null

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Time Traveler for annul

Time Traveler

The first known use of annul was in the 15th century

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Statistics for annul

Last Updated

28 Mar 2021

Cite this Entry

“Annul.” Dictionary, Merriam-Webster, Accessed 16 Apr. 2021.

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More Definitions for annul



English Language Learners Definition of annul

: to say officially that something is no longer valid : to make (something) legally void


an·​nul | \ ə-ˈnəl How to pronounce annul (audio) \
annulled; annulling

Kids Definition of annul

: to cancel by law : take away the legal force of annul a marriage

Other Words from annul

annulment \ -​mənt \ noun
an·​nul | \ ə-ˈnəl How to pronounce annul (audio) \
annulled; annulling

Legal Definition of annul

1 : to declare (a marriage) to have never validly existed — compare divorce
2a : to make legally void
b : to declare to no longer have legal effect

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More from Merriam-Webster on annul

Thesaurus: All synonyms and antonyms for annul

Nglish: Translation of annul for Spanish Speakers

Britannica English: Translation of annul for Arabic Speakers

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