Mach number
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.Mach number
noun \ˈmäk-\Definition of MACH NUMBER
: a number representing the ratio of the speed of a body (as an aircraft) to the speed of sound in a surrounding medium (as air)
See Origin of MACH NUMBER
Ernst Mach †1916 Austrian physicist
First Known Use: 1937
Mach number
noun \ˈmäk-\ (Medical Dictionary)Medical Definition of MACH NUMBER
: a number representing the ratio of the speed of a body to the speed of sound in a surrounding medium (as air) <a Mach number of 2 indicates a speed that is twice that of sound>
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