Associations to the word «Machmeter»
Wiktionary
MACHMETER, noun. An instrument that measures the speed of an aircraft relative to that of sound and displays it in Mach numbers
Dictionary definition
MACHMETER, noun. Speedometer for measuring the speed of an aircraft relative to the speed of sound.
Wise words
Four things come not back. The spoken word, the sped arrow,
the past life, ad the neglected opportunity.