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rocket engine

noun
1.
a reaction engine that produces a thrust due to an exhaust consisting entirely of material, as oxidizer, fuel, and inert matter, that has been carried with the engine in the vehicle it propels, none of the propellant being derived from the medium through which the vehicle moves.
Also called rocket, rocket motor.
Origin
1930-1935
1930-35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for rocket engine
  • Be a great rocket engine if there was a way to capture sunlight and push it out the back end.
  • In the nineteen-fifties, rocket scientist built and test fired a nuclear rocket engine.
  • Pulse detonation rocket engine technology is being developed for upper stages that boost satellites to higher orbits.
British Dictionary definitions for rocket engine

rocket engine

noun
1.
a reaction engine in which a fuel and oxidizer are burnt in a combustion chamber, the products of combustion expanding through a nozzle and producing thrust Also called rocket motor
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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rocket engine in Science
rocket engine  

An engine used to produce a jet of hot gases to propel a rocket. The jet is produced by combustion of a fuel with other chemicals stored in the rocket. Since they do not rely on the oxygen in the atmosphere for combustion, rocket engines can operate in space. Compare turbojet.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Word Value for rocket

12
13
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