soundproof 1 of 2

adjective

Definition of soundproofnext
as in waterproof

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soundproof

2 of 2

verb

as in to insulate

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of soundproof
Adjective
Framery, which makes soundproof phone pods and sells them to companies such as Microsoft and L’Oreal, has tested outfitting its chairs with biosensors capable of measuring heart rate, breathing rate, and nervousness. — Ellen Cushing, The Atlantic, 3 May 2026 Inside of the massive buildings, hundreds of servers hum within gigantic soundproof and waterproof chambers. — Jessica Hill, Fortune, 9 Apr. 2026
Verb
The brand previously told PEOPLE that the space comes insulated and the walls are also soundproof for additional privacy. — Rylee Johnston, PEOPLE, 9 Nov. 2025 Plus, with anti-theft fences on the windows and flame-retardant foam panels, your tiny home is thoroughly protected, insulated, and soundproofed for day-to-day living. — Camryn Dilger, Better Homes & Gardens, 8 Oct. 2025 See All Example Sentences for soundproof
Recent Examples of Synonyms for soundproof
  1. waterproof
  2. insulate
  3. watertight
  4. airtight
  5. hermetic
Adjective
  • This mattress pad from a top brand offers superior waterproof protection and 10 heat settings.
    — BestReviews, Mercury News, 30 July 2026
  • The lightweight, waterproof, and washable style is available for $50 at REI.
    — Destinee Scott, Travel + Leisure, 28 July 2026
Definition of waterproof
Verb
  • Adding a layer of natural mulch around the base of your plants will insulate roots and reduce watering needs.
    — Lauren Landers, The Spruce, 4 Aug. 2026
  • Mukhopadhyay said the movement’s biggest impact was challenging the perception of Modi as a leader largely insulated from public pressure.
    — ABC News, ABC News, 4 Aug. 2026
Definition of insulate
Adjective
  • For now, access appears limited to the steadily expanding group of organizations granted access to Claude Mythos Preview through Anthropic’s — not entirely watertight — private Project Glasswing initiative.
    — Robert Hart, The Verge, 9 June 2026
  • Tunnels are also not truly watertight, requiring drainage measures like sump pumps and creating maintenance and reliability issues, the group advised.
    — Skyler Swisher, The Orlando Sentinel, 15 Feb. 2026
Definition of watertight
Adjective
  • Raye and the platoon of ace musicians joining her are as vocally and musically airtight as possible.
    — Melissa Ruggieri, USA Today, 27 Apr. 2026
  • The 1984 Olympics had a relatively airtight contract that protected taxpayers, but that’s not the case this time.
    — Susan Shelley, Daily News, 18 Feb. 2026
Definition of airtight
Adjective
  • 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.
    — Scott Tobias, Vulture, 17 May 2026
  • The idea was first proposed by Cicero and lived on through the hermetic tradition.
    — Literary Hub, Literary Hub, 13 May 2026
Definition of hermetic

Browse Nearby Words

sound (out)
soundproof
soundproofed
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Cite this Entry

“Soundproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/soundproof. Accessed 7 Aug. 2026.

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More from Merriam-Webster on soundproof

Nglish: Translation of soundproof for Spanish Speakers

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