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ramjet

[ram-jet] /ˈræmˌdʒɛt/
noun
1.
a jet engine operated by the injection of fuel into a stream of air compressed by the forward speed of the aircraft.
Also called ramjet engine.
Origin
1940-1945
1940-45; ram + jet1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for ramjet engine

ramjet

/ˈræmˌdʒɛt/
noun
1.
  1. a type of jet engine in which fuel is burned in a duct using air compressed by the forward speed of the aircraft
  2. an aircraft powered by such an engine
Also called athodyd
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for ramjet engine

ramjet

n.

1942, from ram (v.) + jet (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
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ramjet engine in Science
ramjet
  (rām'jět')   
A cylindrical jet propulsion engine consisting of air intake and combustion chambers into which burning fuel is injected, forcing hot air out of the rear of the engine at high pressures to provide forward thrust. See Note at turbojet.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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