sound barrier

NOUN

physical boundary to supersonic

Synonyms

WEAK

sonic barrier sonic wall transonic barrier

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

Turns out, it wasn’t a language barrier, it was a sound barrier.

From Los Angeles Times • Dec. 31, 2025

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

Intense sonic booms could be heard overhead as Israeli jets broke the sound barrier.

From BBC • Oct. 13, 2024

His eyes got misty as he described what it was like to break the sound barrier.

From "The Glass Castle" by Jeannette Walls