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
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.
Many mysteries surrounding the artifacts remain unsolved. Sonja Anderson, Smithsonian Magazine, 3 July 2025 The fire happened in November of 2016, but eight years later, the mystery surrounding how the fire started and by whom remains unsolved. Jade Jackson, IndyStar, 2 July 2025 No other arrests have been made and the case remains unsolved. Bianca Moreno-Paz, Austin American Statesman, 2 July 2025 Thomas Oldham, a longtime youth baseball umpire, was found dead in a pond in 1999 in a case that is still unsolved. Andy Humbles, The Tennessean, 2 July 2025 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

Browse Nearby Words

Cite this Entry

“Unsolved.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unsolved. Accessed 11 Jul. 2025.

More from Merriam-Webster on unsolved

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!