pulsejet

pulsejet engine

[puhls-jet]
noun Aeronautics.
a jet engine equipped with valves that continuously open to admit air, then close during combustion, giving a pulsating thrust: used to power the V-1, a German buzz bomb, in World War II.
Also, pulse-jet engine.
Also called pulsejet, pulse-jet, aeropulse.


Origin:
1945–50; pulse1 + jet1

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World English Dictionary
pulsejet (ˈpʌlsˌdʒɛt)
 
n
pulsejet engine, Also called: pulsojet a type of ramjet engine in which air is admitted through movable vanes that are closed by the pressure resulting from each intermittent explosion of the fuel in the combustion chamber, thus causing a pulsating thrust

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