machmeter machmeter


  • (n) speedometer for measuring the speed of an aircraft relative to the speed of sound


  1. The machmeter, which measures speed in multiples of the speed of sound, went slightly above Mach 2.
  2. Captain Apt had been told not to watch his machmeter, the common speed-measuring instrument.
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engender engender
/ɛn ˈdʒɛn dər /