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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 two jets bored north, with afterburner on, and the needles on their machmeters passed the "1.0" mark.

From Project Gutenberg

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.