Mach

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 company’s goal is to eventually develop a hypersonic plane reaching Mach 5, or five times the speed of sound, and Southern California has the engineering talent base to help achieve that, executives said.

From Los Angeles Times • Apr. 7, 2026

These missiles travel at Mach 5 or faster and are much more difficult to track and shoot down than conventional versions.

From The Wall Street Journal • Feb. 16, 2026

The object raced through the atmosphere at roughly Mach 25-30, moving northeast over Santa Barbara and Las Vegas at about ten times the speed of the fastest jet aircraft.

From Science Daily • Jan. 24, 2026

In the hard-hit mountainous province of Dak Lak, 61-year-old farmer Mach Van Si said the floodwaters left him and his wife stranded on their sheet-metal rooftop for two nights.

From Barron's • Nov. 23, 2025

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