mach

1 of 2

abbreviation

Mach

2 of 2

noun

: a usually high speed expressed by a Mach number
an airplane flying at Mach 2

Examples of mach in a Sentence

Recent Examples on the Web
Noun
Ford makes the best-selling non-Tesla EV with the Mustang Mach E. A version of this article originally appeared on Jalopnik’s The Morning Shift. Owen Bellwood / Jalopnik, Quartz, 15 Oct. 2024 True to size | Colors: 13 Best Everyday Hoka Women's Mach 6 $140 at Nordstrom View on Zappos View on Hoka.com Star Qualities Excellent for everyday wear Durable Supportive cushioning Red Flags Snug in the width Caused slight irritation on the back of the heel Need a shoe for everyday life? Avery Stone, People.com, 11 Oct. 2024 Boom Supersonic Boom tested its flutter excitation system (FES) at Mach 0.6 ... which must be unnerving for a test pilot. New Atlas, 10 Oct. 2024 Hoka just dropped dozens of new markdowns on some of its best-selling shoes, including the Mach 6 sneakers and the Ora Recovery Slide. Sarah Felbin, SELF, 9 Oct. 2024 See all Example Sentences for mach 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'mach.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Noun

Mach number

First Known Use

Noun

1947, in the meaning defined above

Time Traveler
The first known use of mach was in 1947

Dictionary Entries Near mach

Cite this Entry

“Mach.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mach. Accessed 5 Nov. 2024.

Kids Definition

Mach

noun

Medical Definition

Mach

noun
: a usually high speed expressed by a Mach number
an airplane flying at Mach 2

Biographical Definition

Mach

biographical name

ˈmäḵ How to pronounce Mach (audio)
ˈmäk
Ernst 1838–1916 Austrian physicist and philosopher

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