[ klas-uh-fahyd ]
/ ˈklæs əˌfaɪd /


arranged or distributed in classes or according to class: We plan to review all the classified specimens in the laboratory.
of or designating the part or parts of a publication that contain advertisements or lists arranged by category: Look under “plumbers” in the classified pages of the telephone book. He found a job for a “typist” in the classified section of the newspaper.
(of information, a document, etc.)
  1. bearing the designation classified.
  2. available only to authorized persons.Compare classification(def 5).
confidential or secret: The firm's promotional budget for next year is classified information.
identified as belonging to a specific group or category, as one to which benefits or restrictions apply: Classified buildings are eligible for state-funded restoration. The bank has a list of classified customers to whom it will not make large loans.


Nearby words

  1. classics,
  2. classifiable,
  3. classification,
  4. classification schedule,
  5. classificatory,
  6. classified ad,
  7. classified advertising,
  8. classifieds,
  9. classifier,
  10. classify

Origin of classified

1885–90; 1940–45 for def 3; classify + -ed2

Related formsnon·clas·si·fied, adjectivesu·per·clas·si·fied, adjectivewell-clas·si·fied, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for nonclassified


/ (ˈklæsɪˌfaɪd) /


arranged according to some system of classification
government (of information) not available to people outside a restricted group, esp for reasons of national security
(of information) closely concealed or secret
(of advertisements in newspapers, etc) arranged according to type
British (of newspapers) containing sports results, esp football results
(of British roads) having a number in the national road system. If the number is preceded by an M the road is a motorway, if by an A it is a first-class road, and if by a B it is a secondary road
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for nonclassified



"arranged in classes," 1828, past participle adjective from classify. Meaning "secret" (of government information) is from 1941, American English. Classifieds (n.) "newspaper advertisements arranged by classes," 1913, is short for classified advertisements

Online Etymology Dictionary, © 2010 Douglas Harper