prevention

noun

pre·​ven·​tion pri-ˈven(t)-shən How to pronounce prevention (audio)
: 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.
The federal government, Congress, states, insurers, leaders in business and technology, and academic institutions all need to commit to closing the women’s health gap with billions more dedicated to research, treatment innovation, and prevention. Maria Shriver, Time, 9 Oct. 2025 In its 2022 position statement, the group reaffirmed that HRT remains the most effective treatment for vasomotor symptoms such as hot flashes, as well as for the prevention of bone loss and fractures. Lauryn Higgins, Flow Space, 8 Oct. 2025 Several large nonprofit organizations and advocacy groups also provide up-to-date information on scams and advise on strategies for prevention. Madhusree Mukerjee, Scientific American, 8 Oct. 2025 Much like its approach to skincare, Korean hair care is rooted in a philosophy of prevention, nourishment, and layering lightweight yet potent formulas. Conçetta Ciarlo, Vogue, 8 Oct. 2025 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 Oct. 2025.

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

More from Merriam-Webster on prevention

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