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  • sonic boom
    sonic boom
    noun
    a loud noise caused by the shock wave generated by an aircraft moving at supersonic speed.
  • boom, sonic
    boom, sonic
    The sharp, explosive sound generated by an airplane traveling at speeds greater than the speed of sound. The sonic boom follows the aircraft much like a wake follows a ship.
Synonyms

sonic boom

American  

noun

  1. a loud noise caused by the shock wave generated by an aircraft moving at supersonic speed.


sonic boom British  

noun

  1. a loud explosive sound caused by the shock wave of an aircraft, etc, travelling at supersonic speed

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

sonic boom Scientific  
  1. A shock wave of compressed air caused by an aircraft traveling faster than the speed of sound. It is often audible as a loud, explosive sound, and it sometimes causes damage to structures on the ground.


sonic boom 1 Cultural  
boom, sonic 2 Cultural  
  1. The sharp, explosive sound generated by an airplane traveling at speeds greater than the speed of sound. The sonic boom follows the aircraft much like a wake follows a ship.


Etymology

Origin of sonic boom

First recorded in 1950–55

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.

Although the X-59 was designed to minimize the disruptive sonic boom typically associated with supersonic aircraft, these initial supersonic flights are not intended to demonstrate that capability.

From Science Daily • Jun. 1, 2026

A sonic boom occurs when an aircraft travels faster than the speed of sound, generating shockwaves that rapidly compress and decompress the air, producing an explosive noise.

From BBC • Aug. 15, 2025

A sonic boom has been reported across parts of the East and South East of England.

From BBC • Aug. 15, 2025

Jennifer Savage, a representative of the Surfrider Foundation, said Space Force is planning to proceed with the increase without providing the biological monitoring, sonic boom modeling or mitigation tracking needed to assess impacts.

From Los Angeles Times • Aug. 14, 2025

She heard a roar that she later realized was a sonic boom, and Arion tore over Puget Sound, seawater turning to steam in his wake as the skyline of Seattle receded behind them.

From "The Son of Neptune" by Rick Riordan

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