unfounded

adjective

un·​found·​ed ˌən-ˈfau̇n-dəd How to pronounce unfounded (audio)
Synonyms of unfoundednext
: lacking a sound basis : groundless, unwarranted
an unfounded accusation

Examples of unfounded in a Sentence

the accusation proved to be unfounded
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.
Mercedes-Benz issued a statement saying the deal announced Monday will resolve all remaining legal proceedings tied to diesel emissions in the United States, but the company still considers the accusations unfounded and denies any liability. CBS News, 23 Dec. 2025 That fear turned out to be unfounded. Brendan Morrow, USA Today, 21 Dec. 2025 Sharon denied the claim soon after, and experts agreed that Bertolotti's accusations are likely unfounded and false. Jessica Sager, PEOPLE, 20 Dec. 2025 Reports of shots fired two blocks away from the scene of the earlier incident at or near Brown University were unfounded, the school said. Sophie Comeau, NBC news, 14 Dec. 2025 See All Example Sentences for unfounded

Word History

First Known Use

1648, in the meaning defined above

Time Traveler
The first known use of unfounded was in 1648

Browse Nearby Words

Cite this Entry

“Unfounded.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfounded. Accessed 31 Dec. 2025.

Kids Definition

unfounded

adjective
un·​found·​ed ˌən-ˈfau̇n-dəd How to pronounce unfounded (audio)
ˈən-
: lacking a sound base : groundless
unfounded suspicions

More from Merriam-Webster on unfounded

Last Updated: - Updated example sentences
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