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sound barrier
noun
: a sudden large increase in aerodynamic drag that occurs as the speed of an aircraft approaches the speed of sound
Examples of sound barrier in a Sentence
Recent Examples on the Web
Zoom in: Dawson is collecting bids to build sound barrier walls and players will only be allowed to use quiet paddles on most courts until those are installed.
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Kate Murphy, Axios, 29 Jan. 2025
Vegetation buffers, in particular, can enhance the aesthetic appeal of courts and create a natural sound barrier that aligns with community preferences for green spaces.
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Scott Miller, Forbes, 24 Jan. 2025
And perhaps the thing about your reach exceeding your grasp, going beyond that frontier and kind of breaking your own sound barrier.
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Mike Fleming Jr, Deadline, 7 Jan. 2025
The air-tight seal helps save energy and money, but also creates a sound barrier and keeps out bugs, water and dust.
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Killian Baarlaer, The Courier-Journal, 21 Nov. 2024
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Word History
First Known Use
1939, in the meaning defined above
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Cite this Entry
“Sound barrier.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sound%20barrier. Accessed 6 Feb. 2025.
Kids Definition
sound barrier
noun
: the sudden large increase in resistance that the air offers to an aircraft nearing the speed of sound
More from Merriam-Webster on sound barrier
Britannica.com: Encyclopedia article about sound barrier
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