Mach

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Mach

also mach (mäk)

Mach number.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Mach

(mæk)

(Units) short for Mach number

Mach

(German max)

(Biography) Ernst (ɛrnst). 1838–1916, Austrian physicist and philosopher. He devised the system of speed measurement using the Mach number. He also founded logical positivism, asserting that the validity of a scientific law is proved only after empirical testing

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

mach

or Mach

(mɑk)

n.

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

[after E. Mach]

Mach

(mɑk, mɑx)

n.

Ernst, 1838–1916, Austrian physicist.

mach.

1. machine.

2. machinery.

3. machinist.

Mach

- The scale measuring the speed of an object or fluid relative to the speed of sound is named for philosopher/physicist Ernst Mach (1838-1916), who researched thermodynamics; Mach is the ratio of the speed of something to the speed of sound in the surrounding medium.

Mach

[mæk] N → mach m

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

Mentioned in ?

References in classic literature ?

* This is explicitly the case with Mach's "Analysis of Sensations," a book of fundamental importance in the present connection.

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Model 1 states that a case (individual) with a high Mach score, who is a male, and who is young will have high sales performance.