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
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The policy extended beyond classified information, and included a prohibition on reporting even unclassified material without the approval of Pentagon officials. Jason Breslow, NPR, 21 Mar. 2026 Google has been offering AI tools to civilians and military personnel for unclassified work. Los Angeles Times, 20 Mar. 2026 Warren asked for an unclassified reply by March 27. Jared Perlo, NBC news, 16 Mar. 2026 His company's software can update both classified and unclassified systems, often with a tablet, and the Pentagon is buying. Brandon Lingle, San Antonio Express-News, 16 Mar. 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 27 Mar. 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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