From WordNet (r) 3.0 (2006) :
Mach
n 1: Austrian physicist and philosopher who introduced the Mach
number and who founded logical positivism (1838-1916) [syn:
Mach, Ernst Mach]
From V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016) :
MACH
Multilayer ACtuator Head
From The Free On-line Dictionary of Computing (30 December 2018) :
Mach
An operating system kernel under development at
Carnegie-Mellon University to support distributed and parallel
computation. Mach is designed to support computing
environments consisting of networks of uniprocessors and
multiprocessors. Mach is the kernel of the OSF/1.