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

Mach

[ˈmɑːk] n → Mach m

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

Mach

n → Mach nt; Mach number → Machzahl f; the jet was approaching Mach 2 → das Flugzeug näherte sich (einer Geschwindigkeit von) 2 Mach

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

Mach

[mæk] n (Aer) (also Mach number) → (numero di) mach m inv

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

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References in periodicals archive ?

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My discussion focuses on Arthur Machen's The Hill of Dreams (1907), a work of supernatural fiction composed in the 1890s that calls attention to hideous fungi in order to explore the strange and horrifying conclusions issuing from nineteenth-century theories of biological life.

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Evans, CPM, of Grand Blanc, MI, will serve as president-elect; and Elizabeth (Beth) Machen, CPM, of Charlotte, NC, will serve as secretary/ treasurer.

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When liberal Christians back in the 1920s had the Presbyterian leader Gresham Machen expelled from his own church, for insisting on the teaching of orthodox Bible doctrine, he responded: "Liberalism is not Christianity at all." Machen would, I think, fully understand where Coulter is coming from.

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Shiel, and Arthur Machen, set out during the 1930s to write a biography of the last named, and, although it has long languished, The Life of Arthur Machen is now published (The Friends of Arthur Machen, Reino de Redonda, and the Tartarus Press).