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Definitions

Mach

[mahk] / mɑk /
NOUN
Mach number
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.

The funding will help Mach Industries expand its manufacturing, advance its technology and deepen its partnerships with customers that include the U.S.

From Los Angeles Times • Jun. 3, 2026

Mach has designed and tested, but not yet produced at scale, five different autonomous aircraft that will soon integrate Exquadrum’s technology.

From The Wall Street Journal • May 19, 2026

Aon’s Fleming points to Boom Supersonic’s planned Overture jet, which is currently running successful supersonic tests at Mach 1.7 and could be in service as soon as the end of this decade.

From The Wall Street Journal • May 15, 2026

The company is currently building its third Quarterhorse aircraft, which it expects will fly faster than Mach 2, in the Atlanta facility.

From Los Angeles Times • Apr. 7, 2026

Jackie was one of the only American women to fly military jets and had even been the first woman to break the sound barrier—flying faster than the speed known as Mach 1—in 1953.

From "Women in Space" by Karen Bush Gibson




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