CLASSIFIED

classified

(adjective) arranged into classes

classified

(adjective) official classification of information or documents; withheld from general circulation; “thousands of classified documents have now been declassified”

CLASSIFY

classify, class, sort, assort, sort out, separate

(verb) arrange or order by classes or categories; “How would you classify these pottery shards--are they prehistoric?”

relegate, classify

(verb) assign to a class or kind; “How should algae be classified?”; “People argue about how to relegate certain mushrooms”

classify

(verb) declare unavailable, as for security reasons; “Classify these documents”

Source: WordNet® 3.1

Etymology 1

Verb

classified

simple past tense and past participle of classify

Adjective

classified (comparative more classified, superlative most classified)

Sorted into classes or categories

Formally assigned by a government 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.

Not meant to be disclosed by a person or organization.

Etymology 2

Noun

classified (plural classifieds)

(informal) A classified advertisement in a newspaper or magazine.

Source: Wiktionary

CLASSIFY

Clas"si*fy, v. t. [imp. & pp. Classified; p. pr. & vb. n. Classifying.] Etym: [L. classis class +

Definition: To distribute into classes; to arrange according to a system; to arrnge in sets according to some method founded on common properties or characters.

Syn.

– To arrange; distibute; rank.

Source: Webster’s Unabridged Dictionary 1913 Edition