classified

[klas-uh-fahyd] /ˈklæs əˌfaɪd/
adjective
1.
arranged or distributed in classes or according to class:
We plan to review all the classified specimens in the laboratory.
2.
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.
3.
  1. bearing the designation classified.
  2. available only to authorized persons.
    Compare classification (def 5).
4.
confidential or secret:
The firm's promotional budget for next year is classified information.
5.
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.
noun
6.
classified ad.
Origin
1885-90; 1940-45 for def 3; classify + -ed2
Related forms
nonclassified, adjective
superclassified, adjective
well-classified, adjective

classify

[klas-uh-fahy] /ˈklæs əˌfaɪ/
verb (used with object), classified, classifying.
1.
to arrange or organize by classes; order according to class.
2.
to assign a classification to (information, a document, etc.).
Compare classification (def 5).
3.
to limit the availability of (information, a document, etc.) to authorized persons.
Origin
1790-1800; < Latin classi(s) class + -fy
Related forms
classifiable, adjective
misclassify, verb (used with object), misclassified, misclassifying.
nonclassifiable, adjective
overclassify, verb (used with object), overclassified, overclassifying.
preclassify, verb (used with object), preclassified, preclassifying.
unclassifiable, adjective
unclassifiableness, noun
unclassifiably, adverb
unclassifying, adjective
Synonyms
1. class, rank, rate, categorize, group.
British Dictionary definitions for classified

classified

/ˈklæsɪˌfaɪd/
adjective
1.
arranged according to some system of classification
2.
(government) (of information) not available to people outside a restricted group, esp for reasons of national security
3.
(of information) closely concealed or secret
4.
(of advertisements in newspapers, etc) arranged according to type
5.
(Brit) (of newspapers) containing sports results, esp football results
6.
(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

classify

/ˈklæsɪˌfaɪ/
verb (transitive) -fies, -fying, -fied
1.
to arrange or order by classes; categorize
2.
(government) to declare (information, documents, etc) of possible aid to an enemy and therefore not available to people outside a restricted group
Derived Forms
classifiable, adjective
classifier, noun
Word Origin
C18: back formation from classification
Word Origin and History for classified
adj.

"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

classify

v.

1782, from French classifier, from classe (see class (n.)) + -fier (see -fy). Related: Classified; classifying.