ramjet(redirected from aerothermodynamic duct)
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A jet engine that propels aircraft by igniting fuel mixed with air taken and compressed by the forward motion of the aircraft.
a. a type of jet engine in which fuel is burned in a duct using air compressed by the forward speed of the aircraft
b. an aircraft powered by such an engine
a jet engine operated by fuel injected into a stream of air compressed by the aircraft's forward speed.
A jet-propulsion engine containing neither compressor nor turbine which depends for its operation on the air compression accomplished by the forward motion of the engine. See also pulsejet.