unsolved

adjective

un·​solved ˌən-ˈsälvd 

-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

The unsolved case has become a source of endless fascination in Britain and beyond, and a cottage industry for the media. — Amelie Claydon, New York Times, 24 July 2026

The Tarrant County Criminal District Attorney’s Office is partnering with local law enforcement to bring justice to victims of unsolved homicides. — Harriet Ramos, Fort Worth Star-Telegram, 21 July 2026

Keeler should be proud that Futurama succeeds in presenting and proving an unsolved mathematical problem—without losing any entertainment value. — Manon Bischoff, Scientific American, 21 July 2026

The work addresses a problem that has remained largely unsolved in the field and could eventually make future quantum processors far more trustworthy. — Rupendra Brahambhatt, Interesting Engineering, 18 July 2026

Word History

First Known Use

1665, in the meaning defined above

Rhymes for unsolved

• redissolved
• undissolved
• uninvolved
• unresolved
• absolved
• devolved
• dissolved
• evolved
• involved
• resolved
• revolved
• solved