This page provides all possible meanings and translations of the word machmeter
Princeton's WordNetRate this definition:(0.00 / 0 votes)
speedometer for measuring the speed of an aircraft relative to the speed of sound
WiktionaryRate this definition:(0.00 / 0 votes)
An instrument that measures the speed of an aircraft relative to that of sound and displays it in Mach numbers
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A Machmeter is an aircraft pitot-static system flight instrument that shows the ratio of the true airspeed to the speed of sound, a dimensionless quantity called Mach number. This is shown on a Machmeter as a decimal fraction. An aircraft flying at the speed of sound is flying at a Mach number of one, expressed as Mach 1.
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