Machmeter

noun

Meaning

An instrument that measures the speed of an aircraft relative to that of sound and displays it in Mach numbers.

Etymology / origin

Etymology tree English Mach Proto-Indo-European *meh₁- Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron) Ancient Greek μέτρον (métron)der. English -meter English Machmeter From Mach + -meter.

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