unexplained

adjective

un·​ex·​plained ˌən-ik-ˈsplānd 

: not explained or accounted for

an unexplained error

an unexplained delay

Examples of unexplained in a Sentence

Recent Examples on the Web

But despite these regular airings, the origin of the mysterious Jardine Star Brooch has remained tantalizingly unexplained for decades. — Eva Wolchover, Vanity Fair, 13 Oct. 2026

People experiencing persistent or unexplained physical symptoms should seek medical evaluation to rule out underlying health conditions. — Melissa Rudy, FOXNews.com, 12 Oct. 2026

Kamara suspects the unexplained adjustment fees account for some of the difference. — Tara Lynch, CBS News, 12 Oct. 2026

The story centers on a transfer student’s enigmatic bond with a teacher, as a string of unexplained, supernatural incidents cracks the school’s polished facade. — Ophélie Surcouf, Variety, 10 Oct. 2026

Word History

First Known Use

1721, in the meaning defined above

Rhymes for unexplained

• foreordained
• unascertained
• abstained
• arraigned
• attained
• bloodstained
• campaigned
• complained
• constrained
• contained
• curtained
• detained