Standard Lemma guide

soundproof

adj · verb · 4 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

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1

adj

Meaning 1

Not allowing sound through.

Definition source: English Wiktionary via Wiktextract

Examples

  • The contestant was placed in a soundproof booth so he could not receive help from the audience.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To make resistant to transmitting sound.

Definition source: English Wiktionary via Wiktextract

Examples

  • We soundproofed the room so we couldn't hear the road noises; unfortunately we couldn't hear the fire alarm either.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective satellite

Meaning 3

impervious to, or not penetrable by, sound

Definition source: Princeton WordNet 3.0

Examples

  • a soundproof room

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

insulate against noise

Definition source: Princeton WordNet 3.0

Examples

  • Proust had his apartment soundproofed

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: insulate

History

Etymology

Etymology tree English sound English proof English -proof English soundproof From sound + -proof.

Across languages

Translations

40 source translations are retained for this English entry.

  • Bulgarian: звукоизолиращ (zvukoizolirašt) — describing something that does not allow sound through
  • Catalan: insonoritzat — describing something that does not allow sound through
  • Chinese Mandarin: 隔音 (géyīn) — describing something that does not allow sound through
  • Dutch: geluiddicht — describing something that does not allow sound through
  • Finnish: äänieristetty — describing something that does not allow sound through
  • Finnish: äänitiivis — describing something that does not allow sound through
  • French: insonorisé — describing something that does not allow sound through
  • Galician: insonorizado — describing something that does not allow sound through
  • German: schalldicht — describing something that does not allow sound through
  • Hungarian: hangszigetelt — describing something that does not allow sound through
  • Hungarian: zajmentes — describing something that does not allow sound through
  • Hungarian: zörejmentes — describing something that does not allow sound through
  • Irish: fuaimdhíonach — describing something that does not allow sound through
  • Japanese: 防音 (bōon) — describing something that does not allow sound through
  • Polish: dźwiękoszczelny — describing something that does not allow sound through
  • Portuguese: insonorizado — describing something that does not allow sound through
  • Romanian: izolat fonic — describing something that does not allow sound through
  • Russian: звуконепроница́емый (zvukonepronicájemyj) — describing something that does not allow sound through
  • Spanish: insonorizado — describing something that does not allow sound through
  • Spanish: antisonoro — describing something that does not allow sound through
  • Swedish: ljudisolerad — describing something that does not allow sound through
  • Vietnamese: cách âm — describing something that does not allow sound through
  • Catalan: insonoritzar — make resistant to sound
  • Chinese Mandarin: 給...隔音 /给...隔音 (gěi... géyīn) — make resistant to sound
  • Finnish: äänieristää — make resistant to sound
  • French: insonoriser — make resistant to sound
  • Galician: insonorizar — make resistant to sound
  • German: schallisolieren — make resistant to sound
  • German: schalldicht machen — make resistant to sound
  • Hungarian: hangszigetel — make resistant to sound
  • Hungarian: zajmentesít — make resistant to sound
  • Italian: insonorizzare — make resistant to sound
  • Polish: wyciszać — make resistant to sound
  • Polish: wyciszyć — make resistant to sound
  • Polish: wygłuszać — make resistant to sound
  • Polish: wygłuszyć — make resistant to sound
  • Portuguese: insonorizar — make resistant to sound
  • Romanian: izola fonic — make resistant to sound
  • Spanish: insonorizar — make resistant to sound
  • Swedish: ljudisolera — make resistant to sound