unfounded

adjective

un·​found·​ed ˌən-ˈfau̇n-dəd How to pronounce unfounded (audio)
: 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.
If the complaints that prompted this most recent investigation prove to be unfounded, the department has nothing to hide. The Editorial Board, Chicago Tribune, 25 Feb. 2025 This confidence is not unfounded, as it is backed by the rigorous practicum that pilots, flight crew, ground crew, and mechanics undergo. Essence, 24 Feb. 2025 Prominent members of Modi's Bharatiya Janata Party -- which has long made unfounded accusations of foreign influence in national elections -- seized on it as evidence of a nefarious U.S. plot. Anant Gupta and Sammy Westfall The Washington Post, arkansasonline.com, 23 Feb. 2025 Investigators eventually determined the threat was unfounded. Joseph Wilkinson, New York Daily News, 23 Feb. 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

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Cite this Entry

“Unfounded.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfounded. Accessed 6 Mar. 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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