un·​prov·​able | \ ˌən-ˈprü-və-bəl How to pronounce unprovable (audio) \

Definition of unprovable

: unable to be proved : not provable an unprovable theory

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Other Words from unprovable

unprovably \ ˌən-​ˈprü-​və-​blē How to pronounce unprovable (audio) \ adverb

Examples of unprovable in a Sentence

Recent Examples on the Web Civil-rights organizations and scholars of religion have strenuously objected to using an unproven—and unprovable—hypothesis to discredit the self-determination of competent adults. Zoë Heller, The New Yorker, 5 July 2021 In 2013 Conway returned to the problem with probabilistic arguments suggesting that the Collatz conjecture itself is unprovable with the axiom systems that are usually used in mathematics. Jean-paul Delahaye, Scientific American, 28 Apr. 2021 The validity of that assertion is still unprovable, and the same is true with respect to assumptions about Biden's ultimate intentions. Jonathan Tobin, Washington Examiner, 22 Apr. 2021 The dissonance between this narrative and the obvious, but perhaps legally unprovable, truth should ring loudly in the public mind. Jacob Silverman, The New Republic, 26 Jan. 2021 Our research finds that the issues raised in the attack are either false, unprovable, or in the case of marijuana legalization, accurate. Doug Stanglin, USA TODAY, 19 July 2020 In a world where rational, scientific explanations are more available than ever, belief in the unprovable and irrational--in fringe--is on the rise. Colin Dickey, Smithsonian Magazine, 20 July 2020 And on Amazon, sanitizers and tablets containing chlorine dioxide are being sold with unprovable claims of sanitizing and disinfecting hospitals, offices, and homes, the EPA said. Jennifer A. Dlouhy, BostonGlobe.com, 11 June 2020 Many of the dossier’s more lurid claims proved false or unprovable. Mihir Zaveri, New York Times, 28 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unprovable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of unprovable

14th century, in the meaning defined above

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

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Last Updated

8 Jul 2021

Cite this Entry

“Unprovable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unprovable. Accessed 26 Jul. 2021.

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More Definitions for unprovable



English Language Learners Definition of unprovable

: not able to be proved or shown to be true


un·​prov·​able | \ ˌən-ˈprü-və-bəl \

Legal Definition of unprovable

: not provable

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