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machmeter

American  
[mahk-mee-ter, mak-] / ˈmɑkˌmi tər, ˈmæk- /

noun

Aeronautics.

  1. a device that indicates airspeed relative to the speed of sound.

Machmeter British  
/ ˈmækˌmiːtə /

noun

  1. an instrument for measuring the Mach number of an aircraft in flight

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of machmeter

mach + -meter

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 last thing he recalls is a glimpse of the machmeter, which read Mach 1.05.

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.