Meaning of mach

mach

Pronunciation: (mäk), [key]
— n.
  1. a number indicating the ratio of the speed of an object to the speed of sound in the medium through which the object is moving. Abbr.: M Also called[after E. Mach]

Mach

Pronunciation: (mäk Ger. mä&khlig), [key]
— n.
  1. 1838–1916, Austrian physicist, psychologist, and philosopher.

mach.

Pronunciation: [key]
  1. machine.
  2. machinery.
  3. machinist.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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