Standard Lemma guide

declassify

verb · 2 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.

  • UK: /diːˈklæsɪfaɪ/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: D IH0 K L AE1 S AH0 F AY2 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

to remove the classification from; to lift the restrictions on

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

lift the restriction on and make available again

Definition source: Princeton WordNet 3.0

Examples

  • reclassify the documents

Meaning relationships

Synonyms: none provided

Antonyms: classify

Broader terms: free, release

History

Etymology

Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē-der. English de- English classify English declassify From de- + classify.

Across languages

Translations

20 source translations are retained for this English entry.

  • Belarusian: рассакрэ́чваць (rassakréčvacʹ) — remove the classification from; lift the restrictions on
  • Belarusian: рассакрэ́ціць (rassakrécicʹ) — remove the classification from; lift the restrictions on
  • Catalan: desclassificar — remove the classification from; lift the restrictions on
  • Czech: odtajnit — remove the classification from; lift the restrictions on
  • Danish: afklassificere — remove the classification from; lift the restrictions on
  • Esperanto: malsekretigi — remove the classification from; lift the restrictions on
  • Finnish: poistaa salaisuusluokitus — remove the classification from; lift the restrictions on
  • German: freigeben — remove the classification from; lift the restrictions on
  • Italian: desecretare — remove the classification from; lift the restrictions on
  • Polish: odtajniać — remove the classification from; lift the restrictions on
  • Polish: odtajnić — remove the classification from; lift the restrictions on
  • Russian: рассекре́чивать (rassekréčivatʹ) — remove the classification from; lift the restrictions on
  • Russian: рассекре́тить (rassekrétitʹ) — remove the classification from; lift the restrictions on
  • Spanish: desclasificar — remove the classification from; lift the restrictions on
  • Swedish: avhemliga — remove the classification from; lift the restrictions on
  • Swedish: lyfta hemligstämpel — remove the classification from; lift the restrictions on
  • Ukrainian: розсекре́чувати (rozsekréčuvaty) — remove the classification from; lift the restrictions on
  • Ukrainian: розсекре́тити (rozsekrétyty) — remove the classification from; lift the restrictions on
  • Vietnamese: giải mật — remove the classification from; lift the restrictions on
  • Welsh: digelu — remove the classification from; lift the restrictions on