unprovable

adjective

un·​prov·​able ˌən-ˈprü-və-bəl How to pronounce unprovable (audio)
: unable to be proved : not provable
an unprovable theory
unprovably adverb

Examples of unprovable in a Sentence

Recent Examples on the Web
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Given that many of Epstein’s correspondents are redacted and that threads start and stop randomly, many of the emails are perfect building blocks for constructing plausible but ultimately unprovable narratives. Charlie Warzel, The Atlantic, 14 Nov. 2025 Instead, there will always be statements about natural numbers that are either true or false but that are unprovable within the system in question. Ian Randall, MSNBC Newsweek, 3 Nov. 2025 Oswego County locals say the sheriff’s patrol is stopping Latino drivers for minor or unprovable violations, then handing them over to Border Patrol. Mina Aguilar, New York Daily News, 29 July 2025 Up here, most questions are fundamentally unprovable, and uncertainty reigns. Gregory Barber, Quanta Magazine, 20 June 2025 See All Example Sentences for unprovable

Word History

First Known Use

14th century, in the meaning defined above

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

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Cite this Entry

“Unprovable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unprovable. Accessed 17 Nov. 2025.

Legal Definition

unprovable

adjective
un·​prov·​able
ˌən-ˈprü-və-bəl
: not provable

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