Machmeter

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Related to Machmeters: Mach indicator

Machmeter

[′mäk‚mēd·ər]
(engineering)
An instrument that measures and indicates speed relative to the speed of sound, that is, indicates the Mach number. Also known as Mach indicator.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.