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

Keep scrolling for more

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 Given this predicament and the consequent struggle between longing and disgust, what can one do but seek to annul oneself, to transcend oneself, escape from oneself? Tim Parks, Harper's magazine, "Murder Italian Style," 19 Aug. 2019 The previous balloting, held in March, was annulled by Turkey’s high election board after Erdogan’s ruling party challenged results that showed an opposition candidate, Ekrem Imamoglu, had narrowly won. Washington Post, "In rerun election for Istanbul mayor, volunteers mobilize to keep watch over the voting," 23 June 2019 So the party devised an easier way: their man in the president’s chair simply issued an order annulling Kashmir’s special status. The Economist, "India abruptly ends the last special protection enjoyed by Kashmir," 8 Aug. 2019 The country's Supreme Court annulled that ruling after her legal team presented an appeal, ordered a new trial and temporarily released her in February this year. Flora Charner And Merlin Delcid, CNN, "Abortion retrial for teen rape victim Evelyn Hernandez is suspended," 16 July 2019 The electoral board annulled the election after Imamoglu served 18 days in office and ordered the election rerun held Sunday. Washington Post, "After big win, new Istanbul mayor hopes to mend party fences," 24 June 2019 But violations of those rules are usually punished with fines and in the past have not been considered grounds for annulling elections., "Mexican voters going to the polls in historic elections that have been marred by vote-buying and violence," 1 July 2018 Those include a manual recount of at least 5 percent of ballots and annulling all votes from overseas and displaced voters. Fox News, "Iraq PM: 'Dangerous violations' found in last month's vote," 7 June 2018 Mass popular referenda, held at regular intervals, would annul laws considered inimical to the public interest and, presumably, enact laws for the good of all the people. Christopher Ketcham, Harper's magazine, "A Play with No End," 22 July 2019

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.

See More

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

Keep scrolling for more

Learn More about annul

Statistics for annul

Last Updated

26 Sep 2019

Time Traveler for annul

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

See more words from the same century

Keep scrolling for more

More Definitions for annul


How to pronounce annul (audio)

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

Keep scrolling for more

More from Merriam-Webster on annul

Thesaurus: All synonyms and antonyms for annul

Rhyming Dictionary: Words that rhyme with annul

Spanish Central: Translation of annul

Nglish: Translation of annul for Spanish Speakers

Britannica English: Translation of annul for Arabic Speakers

Comments on annul

What made you want to look up annul? Please tell us where you read or heard it (including the quote, if possible).


not being in agreement or harmony

Get Word of the Day daily email!

Test Your Vocabulary

Confusing Words—A Quiz

  • alice with tweedle dee and tweedle dum
  • I invented a brand new toaster robot and ______ it "Sir Toasts-a-Lot."
Spell It

Can you spell these 10 commonly misspelled words?

Add Diction

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!