Synonym Chooser

How does the verb invalidate differ from other similar words?

Some common synonyms of invalidate are abrogate, annul, negate, and nullify. While all these words mean "to deprive of effective or continued existence," invalidate implies making something powerless or unacceptable by declaration of its logical or moral or legal unsoundness.

the court invalidated the statute

How are the words abrogate and annul related as synonyms of invalidate?

Abrogate is like annul but more definitely implies a legal or official act.

a law to abrogate trading privileges

When is annul a more appropriate choice than invalidate?

The meanings of annul and invalidate largely overlap; however, annul suggests making ineffective or nonexistent often by legal or official action.

the treaty annuls all previous agreements

When could negate be used to replace invalidate?

Although the words negate and invalidate have much in common, negate implies the destruction or canceling out of each of two things by the other.

the arguments negate each other

When can nullify be used instead of invalidate?

While the synonyms nullify and invalidate are close in meaning, nullify implies counteracting completely the force, effectiveness, or value of something.

a penalty nullified the touchdown

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of invalidate Because changing the breed would invalidate the certificate and require revaccination, shelters typically only update breed information when necessary. Lucy Notarantonio, MSNBC Newsweek, 21 Aug. 2025 Those lawsuits could potentially invalidate the 25-year contract extension signed between the government and CK Hutchison in 2021 to keep operating the Cristóbal and Balboa ports. Glenn Taylor, Sourcing Journal, 18 Aug. 2025 However, their aggressive roots eventually invalidated them for this purpose, although they are still used for windbreaks or privacy screens. Joshua Siskin, Oc Register, 16 Aug. 2025 Unfortunately for the leagues, a little shoddy research on the part of some House interns doesn’t invalidate the HJC’s concerns. Anthony Crupi, Sportico.com, 15 Aug. 2025 See All Example Sentences for invalidate
Recent Examples of Synonyms for invalidate
Verb
  • Iranian authorities must immediately implement a moratorium on all executions and abolish the death penalty.
    Robert Birsel, MSNBC Newsweek, 17 Sep. 2025
  • The Department of Labor withdrew a plan to establish a minimum wage for workers with disabilities and abolished wage protections for the home-health aides who assist millions of seniors and disabled people.
    E. Tammy Kim, New Yorker, 16 Sep. 2025
Verb
  • Initially, both the Treasury Department and key congressional leaders were determined to repeal the SALT deduction entirely.
    Joseph Thorndike, Forbes.com, 15 Sep. 2025
  • Federal officials have said that repealing the rule would allow for more flexible management for local land managers and aid in preventing destructive wildfires.
    John Leos, AZCentral.com, 11 Sep. 2025
Verb
  • He's witnessed countless episodes of passengers wearing noise-canceling headphones and earbuds walking through airport terminals, oblivious to their surroundings and putting themselves and others in danger.
    Christopher Elliott, Forbes.com, 13 Sep. 2025
  • That proposal was canceled after bipartisan opposition in the Senate.
    Lauren Kent, CNN Money, 13 Sep. 2025
Verb
  • The outcomes for detainees who have been housed at the facility have taken on new significance after an appeals court overturned that earlier ruling, allowing the facility to resume operations.
    Ben Wieder, Miami Herald, 15 Sep. 2025
  • Now 64, Hernandez had been serving his sentence until the recent appeals court decision overturning his conviction in July.
    Adeola Adeosun Gabe Whisnant, MSNBC Newsweek, 15 Sep. 2025
Verb
  • Failing to take your medication when you’re supposed to can nullify its effects and affect your health.
    BestReviews, Mercury News, 16 Sep. 2025
  • This wouldn't surprise me all that much, especially in light of a report out of the Census Bureau yesterday showing inflation gains largely nullified wage gains last year.
    JJ Kinahan, Forbes.com, 10 Sep. 2025
Verb
  • However, by sharing so much of Lisa's code, the interface practically demanded a pointing device, and the mouse was selected, even though Raskin had so carefully tried to avoid it.
    Cameron Kaiser, ArsTechnica, 12 Sep. 2025
  • These writers will work under the latest Public Television Freelance Agreement, which the WGA East ratified in December after a lengthy and sometimes contentious negotiation cycle with PBS, narrowly avoiding a strike.
    Katie Campione, Deadline, 12 Sep. 2025

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Cite this Entry

“Invalidate.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invalidate. Accessed 17 Sep. 2025.

More from Merriam-Webster on invalidate

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