from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Not placed or included in a class or category: unclassified mail.
  • adj. Of, relating to, or being official matter not requiring the application of security safeguards: unclassified defense documentation.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Not classified

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. not subject to a security classification
  • adj. not arranged in any specific grouping


Sorry, no etymologies found.


  • Mascheroni believes the FBI is investigating after he gave a CD containing what he called unclassified information to a man claiming to represent Venezuela.


  • A call to either of their offices or a few hours on the internet to obtain unclassified data on the threat of EMP, be it military or solar storm, will leave even the most critical of observers concerned about this issue.

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  • Even more species remain unclassified, these numbers are upwards of 15 and include some new reptiles.

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  • Investigators believe hackers stole sensitive U.S. information and passwords and implanted backdoors in unclassified government computers to allow them to return at will, said U.S. officials familiar with the hacking.

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  • Each such report shall be submitted in unclassified form, with a classified annex, if necessary.


  • The Plan was published in unclassified form most recently under the title of Defense Strategy for the 1990s, as Cheney ended his term as secretary of defense under the elder George Bush in early 1993, but it is, like Leaves of Grass, a perpetually evolving work.

    Think Progress » Bill Kristol Declares Fitzgerald Investigation Over, Fitzgerald Disagrees

  • MCEDWARSD: This is they call unclassified diplomatic mail, so this would be the regular course of mail that comes from Washington, it goes through mail headquarters in Virginia, and then it's sent on as part of regular deliveries to the consulates and the embassies in Russia.

    CNN Transcript Nov 6, 2001

  • The Institute will deal only in unclassified information.

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  • In addition, 154 miles of what are called unclassified roads - mostly old roads and unofficial trails - will be closed to the machines.

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  • One small problem, Steve: this not a NASA report (i.e. it did not originate within NASA) and it is marked "unclassified".

    Ares 1 Abort Study Update - NASA Watch


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