AskDefine | Define classified

Dictionary Definition

classified (See classify)


1 arrange or order by classes or categories; "How would you classify these pottery shards--are they prehistoric?" [syn: class, sort, assort, sort out, separate]
2 declare unavailable, as for security reasons; "Classify these documents" [ant: declassify]
3 assign to a class or kind; "How should algae be classified?"; "People argue about how to relegate certain mushrooms" [syn: relegate] [also: classified]classified adj
1 arranged into classes [ant: unclassified]
2 official classification of information or documents; withheld from general circulation; "thousands of classified documents have now been declassified" [ant: unclassified]

User Contributed Dictionary



  1. past of classify
    Make sure all the field observations are classified by species.


  1. National security information formally assigned by governments to one of several levels of sensitivity, usually (in English) top secret, secret, confidential, and, in some countries, restricted; thereby making disclosure to unauthorized persons illegal.
    We do not discuss specific interrogation techniques because they are classified information.
  2. Any information a person or organization does not wish to disclose.
    I won't say who I'm going to the prom with; that's classified.


  1. A classified advertisement in a newspaper or magazine.
    He ran a classified for the tools he wanted to sell.

Extensive Definition

Classified may refer to:
classified in Simple English: Classified

Synonyms, Antonyms and Related Words

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