: generally recognized
a known authority on art

Examples of known in a Sentence

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.
There is no known level of lead exposure that is considered safe and some people are at even higher risk of adverse effects, warned the agency, including young children, people of child-bearing age and people who are breastfeeding. Mary Walrath-Holdridge, USA Today, 15 Sep. 2025 People in southern Britain turned to partying to build, maintain, and sustain relationships within their individual communities and beyond as their known world was coming to an end. Maria Mocerino, Interesting Engineering, 13 Sep. 2025 However, she is most known for founding the Clean & Safe program that has helped maintain downtown San Diego during the past 25 years. Jan Goldsmith, San Diego Union-Tribune, 12 Sep. 2025 The Cowdray Estate is most known for its Polo Club and is also home to a golf club, café and more. Brenton Blanchet, PEOPLE, 11 Sep. 2025 See All Example Sentences for known

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of known was in the 14th century

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Cite this Entry

“Known.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/known. Accessed 17 Sep. 2025.

Kids Definition

known

adjective
: generally recognized
a known expert on art

More from Merriam-Webster on known

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