Standard Lemma guide

classified

adj · noun · verb · 8 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Canada, General-American: /ˈklæsəfaɪd/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: K L AE1 S AH0 F AY2 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Sorted into classes or categories.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

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.

Definition source: English Wiktionary via Wiktextract

Examples

  • We do not discuss specific interrogation techniques because they are classified information.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Not meant to be disclosed by a person or organization.

Definition source: English Wiktionary via Wiktextract

Examples

  • I won't say who I'm going to the prom with; that's classified.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A classified advertisement in a newspaper or magazine.

Definition source: English Wiktionary via Wiktextract

Usage: informal

Examples

  • He ran a classified for the tools he wanted to sell.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

simple past and past participle of classify

Definition source: English Wiktionary via Wiktextract

Usage: form-of, participle, past

Examples

  • Make sure all the field observations are classified by species.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

adjective

Meaning 6

arranged into classes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: unclassified

7

adjective

Meaning 7

official classification of information or documents; withheld from general circulation

Definition source: Princeton WordNet 3.0

Examples

  • thousands of classified documents have now been declassified

Meaning relationships

Synonyms: none provided

Antonyms: unclassified

8

noun

Meaning 8

a short ad in a newspaper or magazine (usually in small print) and appearing along with other ads of the same type

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: classified ad, classified advertisement

Antonyms: none provided

Broader terms: newspaper ad, newspaper advertisement

Narrower terms: want ad

History

Etymology

From classify + -ed.

From classified advertisement, by shortening.

Across languages

Translations

21 source translations are retained for this English entry.

  • Greek: διαβαθισμένος (diavathisménos) — formally assigned to a level of sensitivity
  • Polish: niejawny — formally assigned to a level of sensitivity
  • Polish: zastrzeżony — formally assigned to a level of sensitivity
  • Portuguese: confidencial — formally assigned to a level of sensitivity
  • Portuguese: sigiloso — formally assigned to a level of sensitivity
  • Portuguese: secreto — formally assigned to a level of sensitivity
  • Spanish: confidencial — formally assigned to a level of sensitivity
  • Spanish: secreto — formally assigned to a level of sensitivity
  • Swedish: hemligstämplad — formally assigned to a level of sensitivity
  • Hindi: गोपनीय (gopnīya) — not meant to be disclosed
  • Italian: riservato — not meant to be disclosed
  • Italian: segreto — not meant to be disclosed
  • Italian: confidenziale — not meant to be disclosed
  • Polish: tajny — not meant to be disclosed
  • Polish: poufny — not meant to be disclosed
  • Portuguese: confidencial — not meant to be disclosed
  • Portuguese: secreto — not meant to be disclosed
  • Spanish: confidencial — not meant to be disclosed
  • Spanish: secreto — not meant to be disclosed
  • Ukrainian: тає́мний (tajémnyj) — not meant to be disclosed
  • Ukrainian: секре́тний (sekrétnyj) — not meant to be disclosed
Real reading context

classified in complete knowledge articles