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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 influx has provided companies like Mach the resources to spin up big manufacturing facilities and fund sleek marketing and business development operations.

From The Wall Street Journal • May 19, 2026

The deal reflects changing defense sector dynamics, with startups like Mach gaining resources amid increased venture-capital investment.

From The Wall Street Journal • May 19, 2026

Reaching Mach 5 involves the use of a so-called ramjet, which is similar to a traditional jet engine but doesn’t have any moving parts.

From Los Angeles Times • Apr. 7, 2026

The fourth Quarterhorse will be built in El Segundo — with the goal of hitting Mach 3.

From Los Angeles Times • Apr. 7, 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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