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Definitions

sound barrier

NOUN
physical boundary to supersonic
Synonyms


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.

"Even during our religious holidays, even on Good Friday, jets fly over us and break the sound barrier just to scare us," al-Jamal said.

From Barron's • Apr. 5, 2026

Chief Executive Bryon Hargis said it isn’t the straightforward engineering of quintupling the sound barrier that has held the U.S. back, but the manufacturing challenge of mass-producing weapons that can do so reliably and economically.

From The Wall Street Journal • Dec. 5, 2025

He set a record for fastest free fall, descending 127,852 feet at 843.6 mph and becoming the first human to break the sound barrier without the assistance of a vehicle.

From Los Angeles Times • Jul. 18, 2025

And in Granbury, Texas, a 24ft-high sound barrier was erected in 2023 at a mining site after residents complained to public officials that the nonstop roar was keeping them awake and giving them migraines.

From BBC • May 22, 2025

It was like dodging back and forth from one dimension to another, a silent explosion of breaking through a sound barrier, a curious experience, like a quick dip into a known but alien water.

From "Travels with Charley in Search of America" by John Steinbeck



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