as in waterproof
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Recent Examples of soundproof
Jessica Hill,
Fortune,
9 Apr. 2026
The interior common door [had been] flimsy and not very soundproof.
—
Kelly McGreal,
FOXNews.com,
30 Mar. 2026
Linda Zavoral,
The Mercury News,
24 Mar. 2025
In New York there was a black site above a bustling food court, the windows darkened and the rooms soundproofed so that the screaming never reached the people sitting below.
—
Lidija Haas,
Harper's Magazine,
3 Mar. 2025
See All Example Sentences for soundproof
Adjective
Inside of the massive buildings, hundreds of servers hum within gigantic soundproof and waterproof chambers.
—
Jessica Hill,
Fortune,
9 Apr. 2026
The interior common door [had been] flimsy and not very soundproof.
—
Kelly McGreal,
FOXNews.com,
30 Mar. 2026
Verb
Head to the backside of the library, where architects used glass partitioning and rammed earth to nearly soundproof the space from both Caltrain horns and the children’s area.
—
Linda Zavoral,
The Mercury News,
24 Mar. 2025
In New York there was a black site above a bustling food court, the windows darkened and the rooms soundproofed so that the screaming never reached the people sitting below.
—
Lidija Haas,
Harper's Magazine,
3 Mar. 2025
See All Example Sentences for soundproof
Recent Examples of Synonyms for soundproof
Adjective
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The fabric is also waterproof and has RFID-blocking protection.
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The swivel chairs feature plush cushions that are also waterproof, removable, and washable.
Verb
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Scientists at the Idaho National Laboratory (INL) in the US have discovered a rare quantum property, the topological Kondo insulating state, in a plutonium compound.
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The self-image of a predominantly Anglo civilization on the far side of the world—a distant, lucky country insulated from global conflict—no longer holds.
Adjective
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Tunnels are also not truly watertight, requiring drainage measures like sump pumps and creating maintenance and reliability issues, the group advised.
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Flooding concerns were also addressed, with the company explaining that its tunnels are designed to be watertight.
Adjective
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Raye and the platoon of ace musicians joining her are as vocally and musically airtight as possible.
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The 1984 Olympics had a relatively airtight contract that protected taxpayers, but that’s not the case this time.
Adjective
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The opening moments of this penultimate episode evoke enough genuine idealism and hope to feel like a rare breath of fresh air, holding the hermetic nastiness of the series in sharp relief.
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The idea was first proposed by Cicero and lived on through the hermetic tradition.
Cite this Entry
“Soundproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/soundproof. Accessed 3 Jul. 2026.
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