unsolved

adjective

un·​solved ˌən-ˈsälvd How to pronounce unsolved (audio)
-ˈsȯlvd
: not explained, corrected, or dealt with : not solved
an unsolved problem
unsolved math equations

Examples of unsolved in a Sentence

Recent Examples on the Web
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Science understands individual cells, muscles and brain regions, but the mechanisms used in proprioception—the body's ability to sense its position and movements—remain largely unsolved. Rushil Agarwal, Forbes.com, 29 June 2026 However, no one was ever charged, and the case remains unsolved. Encyclopedia Britannica, 29 June 2026 But with her nuptials impending, will she be distracted enough to let this awful mystery go unsolved? K. Thor Jensen, PC Magazine, 27 June 2026 The case remained unsolved until investigators revived it around 2017. Greg Wehner, FOXNews.com, 24 June 2026 See All Example Sentences for unsolved

Word History

First Known Use

1665, in the meaning defined above

Time Traveler
The first known use of unsolved was in 1665

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Cite this Entry

“Unsolved.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unsolved. Accessed 5 Jul. 2026.

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