air engine
Britishnoun
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an engine that uses the expansion of heated air to drive a piston
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a small engine that uses compressed air to drive a piston
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The essentials of the air engine are extremely simple: a "hot space" heated by an external firebox, a "cold space" cooled by water or air, and two pistons.
From Time Magazine Archive
With the exception of the English lime, all grout was mixed 1 to 1 with sand in a Cockburn continuous-stirring machine operated by a 3-cylinder air engine.
From Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. The East River Tunnels. Paper No. 1159 by Brace, James H.
Cuming & Knight 186,312 Hay tedder and side rake, Huber & Snell 186,346 High pressure hot air engine, O. Stenberg 186,377 Hook for drawrods, M.B.
The only real practical advance made in this matter is M. Mékarski's compressed air engine for tramways.
From Scientific American Supplement, No. 275, April 9, 1881 by Various
Which will be best, hot air engine or steam engine?
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
