prevent

Definition of preventnext

Synonym Chooser

How does the verb prevent differ from other similar words?

The words anticipate and forestall are common synonyms of prevent. While all three words mean "to deal with beforehand," prevent implies taking advance measures against something possible or probable.

measures taken to prevent leaks

When can anticipate be used instead of prevent?

The synonyms anticipate and prevent are sometimes interchangeable, but anticipate may imply merely getting ahead of another by being a precursor or forerunner or it may imply checking another's intention by acting first.

anticipated the question by making a statement

When is forestall a more appropriate choice than prevent?

The words forestall and prevent can be used in similar contexts, but forestall implies a getting ahead so as to stop or interrupt something in its course.

hoped to forestall the sale

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 prevent Then El Nino attacked the yields and quality of the fibers, and then there was a drought, which Mariela Calderon, Bergman/Rivera project manager, said prevented farmers from planting. Angela Velasquez, Sourcing Journal, 18 Feb. 2026 Humans exposed to rabies receive a series of shots to prevent infection. Meg Wingerter, Denver Post, 18 Feb. 2026 Property owners and tenants play a role in preventing fires. Lillian Bonsignore, New York Daily News, 18 Feb. 2026 The Chapter 11 filing and Saks’ bankruptcy stay shouldn’t prevent the landlord from taking back the two locations because the leases were terminated shortly before the retailer sought court protection, Simon said. Bloomberg, Mercury News, 18 Feb. 2026 See All Example Sentences for prevent
Recent Examples of Synonyms for prevent
Verb
  • The administration estimates its rule repeal will avert $670 million in compliance costs over a decade.
    Connor Giffin, Louisville Courier Journal, 20 Feb. 2026
  • Instead of fluids, the doctor ordered dopamine to raise the patient’s blood pressure without adding volume—averting what Hart believed could have led to a life-threatening complication.
    Hilke Schellmann, Scientific American, 17 Feb. 2026
Verb
  • Many people, meanwhile, don’t have room for a writer’s room, or live lives that preclude solitude, or just don’t like to sit still.
    Joshua Rothman, New Yorker, 13 Feb. 2026
  • His age, though, precludes him from doing anything more extensive than a one-off show.
    Devon Ivie, Vulture, 11 Feb. 2026
Verb
  • Division 2 After two one-goal victories to reach the finals, Coronado freshman Audrey Roberts and her teammates used a late surge to avoid another close call.
    Glae Thien, San Diego Union-Tribune, 22 Feb. 2026
  • That’s because more of these people are often snowshoe hikers who normally avoid steep terrain.
    Issy Ronald, CNN Money, 22 Feb. 2026

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Cite this Entry

“Prevent.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/prevent. Accessed 22 Feb. 2026.

More from Merriam-Webster on prevent

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