Synonyms of prevention
: 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.
Another 5% of the revenue would go to qualifying nonprofit organizations for wildfire prevention, while 45% would go to local fire agencies. — Haley Parsley october 12, Sacbee.com, 12 Oct. 2026 The day is meant to both raise awareness of and celebrate the titular groundbreaking HIV-prevention medication. — Erin Wisti, Footwear News, 11 Oct. 2026 Elevate your legs This zero-cost prevention tactic simply counteracts the force of gravity. — Erica Sloan, Washington Post, 10 Oct. 2026 The renowned suicide prevention and crisis intervention organization for LGBTQ+ young people bestowed the annual award on the pop star for her advocacy for the community and mental health. — Althea Legaspi, Rolling Stone, 9 Oct. 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

Browse Nearby Words

Cite this Entry

“Prevention.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prevention. Accessed 17 Oct. 2026.

Kids Definition

prevention

noun
: the act or practice of preventing something
the prevention of fires
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