See Also: Mach(dictionary)
Mach(dictionary)
Mach, Ernst(encyclopedia)
Mach's principle(encyclopedia)
Meridian Mach(finance)
COSMOS MACH(finance)
Mach's band(medicine)
Mach number(medicine)
Mach line(medicine)
Mach effect(medicine)

Mach (oh)



[Date: 1900-2000; Origin: Ernst Mach (1838-1916), Austrian scientist]
a unit for measuring speed, especially of an aircraft, in relation to the speed of sound. Mach 1 is the speed of sound, Mach 2 is twice the speed of sound etc
::a plane with a maximum speed of Mach 3