pre·​ven·​tion | \ pri-ˈven(t)-shən How to pronounce prevention (audio) \

Definition of prevention

: the act of preventing or hindering

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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 Georgia has mastered big-play prevention, allowing two plays of 30+ yards through three games. Christopher Smith, al, "Mac Jones key to Bama covering the spread vs. Georgia," 12 Oct. 2020 The Yard Goats have made the park available for charitable causes, hosting events for Camp Courant (a free summer camp for Hartford youth), the Miracle League (baseball for those with disabilities), the Jordan Porco Foundation (suicide prevention). Mike Anthony,, "Mike Anthony: Hartford Yard Goats’ success sandwiched by two lost seasons," 10 Oct. 2020 The company will also improve efficiency in its operations and damage prevention, Weintraub said during an investor presentation Friday. Josh Siegel, Washington Examiner, "Daily on Energy: Biden’s federal drilling ban would be a big deal," 9 Oct. 2020 Associating disease with deviance fosters inequality, and has been associated with poor compliance with testing, prevention and treatment policies. WSJ, "Trump: Anti-Covid Commander and Patient," 9 Oct. 2020 It was created in 1984 so that law enforcement agencies, neighborhood watch groups, civic groups, state and regional crime prevention associations, and volunteers could connect and lower the crime rate. Ryan Nickerson, Houston Chronicle, "Bellaire PD celebrates National Night Out with socially distant car parade," 8 Oct. 2020 California has halted the processing of its initial claims for a second-straight week to work on its benefit backlog and fraud prevention. Anneken Tappe, CNN, "Another 840,000 Americans filed for unemployment benefits last week," 8 Oct. 2020 This year, resorts will be welcoming skiers and riders with protocols that balance safety, virus prevention and enjoyment. Washington Post, "What to expect from this winter’s ski season," 8 Oct. 2020 Grunt Style has contributed to numerous causes, including breast cancer awareness, a program that builds homes for veterans, and mental health services and suicide prevention for vets. Brandon Lingle,, "A Grunt Style Reckoning: A look inside San Antonio apparel maker’s rowdy past, near-death experience and current leadership battle," 8 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'prevention.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of prevention

15th century, in the meaning defined above

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Time Traveler for prevention

Time Traveler

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

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Statistics for prevention

Last Updated

17 Oct 2020

Cite this Entry

“Prevention.” Dictionary, Merriam-Webster, Accessed 29 Oct. 2020.

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More Definitions for prevention


How to pronounce prevention (audio)

English Language Learners Definition of prevention

: the act or practice of stopping something bad from happening : the act of preventing something


pre·​ven·​tion | \ pri-ˈven-shən How to pronounce prevention (audio) \

Kids Definition of prevention

: the act or practice of keeping something from happening the prevention of fires

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