prevention

noun

pre·​ven·​tion pri-ˈven(t)-shən How to pronounce prevention (audio)
Synonyms of preventionnext
: the act of preventing or hindering

Examples of prevention in a Sentence

Exercise and diet play a role in the prevention of heart disease. good crowd control is crucial to the prevention of riots
Recent Examples on the Web
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.
Research shows that early detection of disordered behaviors, awareness of eating disorders in athletics, and education for athletes, families and coaches are all strong prevention strategies. Emily Hemendinger, The Conversation, 13 Feb. 2026 In November 2024, the state Department of Public Health in a consent order fined Waterbury Hospital $60,000 for violations of state law and called on the hospital to develop, review and revise policies and procedures related to staffing levels, abuse prevention and other policies. Livi Stanford, Hartford Courant, 13 Feb. 2026 The largest grant targeted for cuts is the Public Health Infrastructure Block Grant, which in Illinois funds lead poisoning prevention grants to 25 local health departments and grants that support 674 public health jobs at 96 local agencies, according to the states’ lawsuit. Lisa Schencker, Chicago Tribune, 13 Feb. 2026 Pick The Right Plants For Your Home Another prevention tip is to pick the right plants for your home. Molly Burford, Southern Living, 13 Feb. 2026 See All Example Sentences for prevention

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of prevention was in the 15th century

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Cite this Entry

“Prevention.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prevention. Accessed 15 Feb. 2026.

Kids Definition

prevention

noun
pre·​ven·​tion pri-ˈven-chən How to pronounce prevention (audio)
: the act or practice of preventing something
the prevention of fires

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