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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Homicides are down, and clearances are up, but of 265 homicides in Allegheny County over the past five years, 69 remain unsolved. Andy Sheehan, CBS News, 23 Mar. 2026 What was said in Maine remains at the center of the decades-long and still unsolved investigation of the sensational 1990 Isabella Stewart Gardner Museum robbery in Boston. Edmund H. Mahony, Hartford Courant, 22 Mar. 2026 Former National Counterterrorism Center Director Joe Kent said he and his team were blocked from continuing to investigate possible leads tied to the killing of conservative activist Charlie Kirk, alleging federal agencies told them to halt their work despite unsolved questions. Claire Carter, The Washington Examiner, 19 Mar. 2026 Okland was found by an employee of the development company after she was shot inside a model home, according to a summary of the case published by Iowa Cold Cases, a nonprofit organization that compiles information on unsolved killings. Tim Stelloh, NBC news, 19 Mar. 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 31 Mar. 2026.

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