Associations to the word «Mach»

Wiktionary

MACH, proper noun. Ernst Mach, Austrian physicist 1838 - 1916.
MACH, noun. (physics) a ratio of the speed (of an object, etc.) to the speed of sound in the fluid or other medium through which the object travels. Usually used to describe supersonic speeds.
MACH, noun. (physics) the Mach number
MACH NUMBER, noun. (physics) The ratio of the velocity of a body to that of sound in the surrounding medium.

Dictionary definition

MACH, noun. Austrian physicist and philosopher who introduced the Mach number and who founded logical positivism (1838-1916).

Wise words

Language is a process of free creation; its laws and principles are fixed, but the manner in which the principles of generation are used is free and infinitely varied. Even the interpretation and use of words involves a process of free creation.
Noam Chomsky