preventative

1 of 2

adjective

pre·​ven·​ta·​tive pri-ˈven-tə-tiv How to pronounce preventative (audio)
: devoted to or concerned with preventing something from happening : preventive entry 1
The best preventative medicine that you can give to your plants is to mulch them.Ann Whynman
Los Angeles County promised to revamp its system, gradually reducing the use of expensive inpatient hospitals through more preventative care at outpatient clinics.Jonathan Cohn

preventative

2 of 2

noun

plural preventatives
: something that serves to prevent something from occurring : preventive entry 2
We've got the live vaccinia virus vaccine as a preventative for smallpox …D. A. Henderson et al.
Green onions are a mosquito preventative.Garrison Keillor

Examples of preventative in a Sentence

Adjective the department in charge of taking preventative measures against international terrorism
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.
Adjective
The case focuses on Obamacare's preventative care requirement. Maureen Groppe, USA Today, 20 Apr. 2025 With ageing populations, soaring demand for preventative care and a shrinking pool of medical professionals (about 25% of whom are considering a career change), the global healthcare system is teetering on the edge. Kjartan Rist, Forbes.com, 15 Apr. 2025
Noun
Now, the best preventative is to plant disease resistant selections, such as Freedom, Liberty, Priscilla and Redfree. Steve Bender, Southern Living, 12 Apr. 2025 By incorporating this approach, healthcare can shift from reactive to preventative. Karlo Tanjuakio, Forbes, 24 Feb. 2025 See All Example Sentences for preventative

Word History

First Known Use

Adjective

1655, in the meaning defined above

Noun

1651, in the meaning defined above

Time Traveler
The first known use of preventative was in 1651

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Cite this Entry

“Preventative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/preventative. Accessed 24 Apr. 2025.

Kids Definition

preventative

adjective or noun
pre·​ven·​ta·​tive pri-ˈvent-ət-iv How to pronounce preventative (audio)

Medical Definition

preventative

adjective or noun
pre·​ven·​ta·​tive pri-ˈvent-ət-iv How to pronounce preventative (audio)

More from Merriam-Webster on preventative

Last Updated: - Updated example sentences
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