soundproof

[sound-proof] / ˈsaʊndˌpruf /

ADJECTIVE

silent

Synonyms

STRONG

hushed insulated quiet

WEAK

noiseless soundless

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Each person sat in a soundproof room and focused on a fixed cross displayed on a screen.

From Science Daily • Dec. 23, 2025

When I put to the neighbours that Real Madrid is trying to soundproof the stadium, they chuckled.

From BBC • May 30, 2025

Enrique works as an engineer and thinks it is "quite impossible to soundproof the stadium".

From BBC • May 30, 2025

The building also became a popular study spot for students, briefly earning viral fame on TikTok for its soundproof, private study pods.

From Los Angeles Times • May 23, 2025

Why anyone would even want a soundproof vault was a question that apparently did not occur to him.

From "The Devil in the White City" by Erik Larson

Vocabulary lists containing soundproof

Common Senses: Son ("Sound")

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