unidentified

adjective

un·​iden·​ti·​fied ˌən-ī-ˈden-tə-ˌfīd How to pronounce unidentified (audio)
-ə-ˈden-
: not having a known or established identity : not identified
unidentified flying objects
an unidentified suspect

Examples of unidentified in a Sentence

an unidentified worker reported the security breach some unidentified person helped them and then left quietly
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.
An unidentified man and a dog were found dead in the debris, police said. Kellie Love, Hartford Courant, 12 Aug. 2025 Police in Connecticut said Monday that the unidentified workers was recovering after being treated overnight by medical professionals. Brian Niemietz, New York Daily News, 11 Aug. 2025 Andrew Leyden/Getty Images What To Know Reuters, citing an unidentified official, said Trump was considering the deployment of National Guard personnel, but added that the president had not made a final decision and the number of troops and their role was being determined. Robert Birsel, MSNBC Newsweek, 11 Aug. 2025 However, in 2020, new DNA testing matched evidence from the crime to an unidentified man, the Austin American-Statesman reported. Emily Blackwood, People.com, 11 Aug. 2025 See All Example Sentences for unidentified

Word History

First Known Use

1861, in the meaning defined above

Time Traveler
The first known use of unidentified was in 1861

Cite this Entry

“Unidentified.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unidentified. Accessed 20 Aug. 2025.

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