unsolvable

adjective

un·​solv·​able ˌən-ˈsäl-və-bəl How to pronounce unsolvable (audio)
-ˈsȯl-
Synonyms of unsolvablenext
: not able to be explained, answered for, or solved : not solvable
unsolvable disputes
an unsolvable mystery
unsolvably
ˌən-ˈsäl-və-blē How to pronounce unsolvable (audio)
-ˈsȯl-
adverb
an unsolvably difficult problem

Synonyms of unsolvable

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Examples of unsolvable in a Sentence

an apparently unsolvable problem
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.
Not that the complexity has put people off trying to solve the unsolvable. — Conor O'Neill, New York Times, 26 Aug. 2026 Zelenskyy fired Fedorov in mid-July, citing an unsolvable feud between him and Zelenskyy's top general, Oleksandr Syrskyi. — Duarte Dias, CBS News, 23 Aug. 2026 Some of them will be only ameliorated or policed; others might be unsolvable in principle. — Joshua Rothman, New Yorker, 1 Aug. 2026 The case underscores how advances in investigative genetic genealogy continue to solve decades-old mysteries once thought unsolvable, helping investigators identify victims who for years had no name. — Stepheny Price, FOXNews.com, 16 July 2026 See All Example Sentences for unsolvable

Word History

First Known Use

circa 1775, in the meaning defined above

Time Traveler
The first known use of unsolvable was circa 1775

Rhymes for unsolvable

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Browse Nearby Words

unsoluble
unsolvable
unsolved
See all Nearby Words

Cite this Entry

“Unsolvable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unsolvable. Accessed 1 Sep. 2026.

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