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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.

But its treatment in general showed "there are still areas where the #MeToo movement has not yet breached the sound barrier, chiefly in men's football," she added.

From Barron's • Feb. 24, 2026

Boom Supersonic’s XB-1 recently became the first civilian jet to break the sound barrier since the Concorde—a development watched closely by the football league as it considers launching franchises in Europe.

From The Wall Street Journal • Nov. 21, 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

Heart-stopping sonic booms interrupt the hum of traffic in Beirut, as Israeli warplanes break the sound barrier in the skies above.

From BBC • Aug. 14, 2024

Some scientists speculated that if a pilot succeeded in pushing his plane through the sound barrier, either the plane or the pilot or both would disintegrate from the force of the shock waves.

From "Hidden Figures" by Margot Lee Shetterly