unclassified

adjective

un·​clas·​si·​fied ˌən-ˈkla-sə-ˌfīd How to pronounce unclassified (audio)
Synonyms of unclassifiednext
1
: not subject to a security classification
unclassified information
2
: not placed or belonging in a class

Examples of unclassified 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.
Many political prisoners go unclassified because families fear that registering them with an illicit organization would lower their chance of getting out. Gisela Salim-Peyer, The Atlantic, 30 Jan. 2026 The act gave the Justice Department 30 days to make publicly available all unclassified records pertaining to investigations and prosecutions of Epstein and Maxwell. Luke Barr, ABC News, 30 Jan. 2026 The Pentagon plans to deploy the system across both classified and unclassified environments. Aamir Khollam, Interesting Engineering, 13 Jan. 2026 Military officials did not clarify whether additional engagements occurred beyond those shown in the unclassified video. Jasmine Baehr, FOXNews.com, 1 Jan. 2026 See All Example Sentences for unclassified

Word History

First Known Use

1815, in the meaning defined at sense 2

Time Traveler
The first known use of unclassified was in 1815

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Cite this Entry

“Unclassified.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unclassified. Accessed 5 Feb. 2026.

Kids Definition

unclassified

adjective
un·​clas·​si·​fied ˌən-ˈklas-ə-ˌfīd How to pronounce unclassified (audio)
: not classified
especially : not requiring special treatment for purposes of security
unclassified documents

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