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Definitions

Mach

[mahk] / mɑk /
NOUN
Mach number
Synonyms


Example Sentences

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The jet is the world’s fastest purpose-built business jet which can reach top speeds of Mach 0.95 with a range of 8,000 nautical miles.

From The Wall Street Journal Jul. 30, 2026

The first dates to the 1880s and was introduced by physicist Ernst Mach.

From Science Daily Jul. 17, 2026

California defense tech startup Mach Industries said Tuesday it raised $300 million, nearly quadrupling the company’s valuation to $1.8 billion within a year.

From Los Angeles Times Jun. 3, 2026

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

Their rockets had reached speeds of Mach 15 in flight, and they were confident of their abilities to lift a payload—a satellite and a human passenger—into orbit.

From "Hidden Figures" by Margot Lee Shetterly




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