unexplained

adjective

un·​ex·​plained ˌən-ik-ˈsplānd How to pronounce unexplained (audio)
: not explained or accounted for
an unexplained error
an unexplained delay

Examples of unexplained 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.
Seek care promptly for vaginal bleeding after menopause, unexplained sores or persistent pelvic pain, since those symptoms require evaluation rather than an assumption that GSM is responsible. — Emily Cegielski, Flow Space, 27 Oct. 2026 Their baffling nature has prompted a range of potential explanations, most of which focus on a variety of unexplained natural phenomena occurring in Earth's atmosphere. — Micah Hanks, Space.com, 27 Oct. 2026 Together, these efforts can help smooth the often difficult path from the first unexplained symptoms to an accurate diagnosis, while reducing the risk of both misdiagnosis and unnecessary delays. — Bruce Bebo, STAT, 24 Oct. 2026 Watch for unusual phone behavior An infected phone may show signs such as unexplained mobile data usage, excessive background activity, unexpected advertisements or apps appearing without your permission. — Kurt Knutsson, FOXNews.com, 23 Oct. 2026 See All Example Sentences for unexplained

Word History

First Known Use

1721, in the meaning defined above

Time Traveler
The first known use of unexplained was in 1721

Rhymes for unexplained

See All Rhymes for unexplained

Browse Nearby Words

unexplainably
unexplained
unexplicit
See all Nearby Words

Cite this Entry

“Unexplained.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unexplained. Accessed 1 Nov. 2026.

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