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
The school documented a rise in unexplained injuries among the boys in the coming months, but did not thoroughly investigate the source of the injuries, the lawsuit alleges.
—
Shelly Bradbury, Denver Post, 8 Jan. 2026
The condition is rare and the mechanism of its cause unexplained, prompting some cannabis advocates to refuse to believe it.
—Robert McCoppin, Chicago Tribune, 5 Jan. 2026
School officials at Empower College Prep reportedly contacted Arizona’s Department of Child Safety (DCS) at least 12 times over two years, including after Rebekah’s unexplained absence from school, according to prior reporting.
—Stepheny Price, FOXNews.com, 31 Dec. 2025
But for now, the Air Force – which spent 20 years of resources combing through UAP sightings nationwide – says anyone wishing to report an unexplained object should simply contact local law enforcement.
—Danya Gainor, CNN Money, 28 Dec. 2025
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Cite this Entry
“Unexplained.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unexplained. Accessed 13 Jan. 2026.
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