: not accounted : unexplained
often used with for

Examples of unaccounted in a Sentence

Recent Examples on the Web
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In Fujian, local authorities said Friday that multiple residents were left unaccounted for after days of heavy rain, Xinhua reported. ABC News, 5 Sep. 2026 Other detainees remain unaccounted for The ICRC said in a statement that the remaining prisoners had been transferred to it on Friday. Fadi Tawil, Los Angeles Times, 4 Sep. 2026 But the day after her last conversations with her family, catastrophic floods struck Nepal’s valleys along the Chinese border killing more than 1,000 people and leaving another roughly 3,900 unaccounted for, according to the Associated Press. Wendy Grossman Kantor, PEOPLE, 1 Sep. 2026 That effort led to the first full map of every neuron and synapse in an animal brain—139,000 neurons, 50 million connections, none of them left unaccounted for. Andrea Gawrylewski, Scientific American, 1 Sep. 2026 See All Example Sentences for unaccounted

Word History

First Known Use

1689, in the meaning defined above

Time Traveler
The first known use of unaccounted was in 1689

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Cite this Entry

“Unaccounted.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unaccounted. Accessed 7 Sep. 2026.

Kids Definition

unaccounted

adjective
: not accounted : unexplained
often used with for
their absence was unaccounted for
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