An electrically driven fan for generating currents of air during the production of films etc.

An automatic machine that dispenses merchandise in return for money.

(computing theory) A Turing machine capable of simulating the behavior of any Turing machine.

exaggerated masculinity

(physics) The ratio of the velocity of a body to that of sound in the surrounding medium.

A surname from Czech. / Ernst Mach, Austrian physicist (1838–1916), born in Moravia (now Czech Republic).

(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; the Mach number.

A type of fully automatic firearm that fires bullets in rapid succession by a single action of the trigger and is capable of sustained fire.

To soften (something) or separate it into pieces by soaking it in a heated or unheated liquid. / (archaic) To make lean; to cause to waste away.

A macerated substance.