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n. A jet engine that propels aircraft by igniting fuel mixed with air taken and compressed by the engine in a fashion that produces greater exhaust than intake velocity.

n. A jet engine in which forward motion forces air into an inlet, compressing it (as opposed to having a pump type device compressing the air for combustion with fuel), and where combustion is subsonic.

n. a simple type of jet engine; must be launched at high speed

"The ramjet is a device for using the interstellar hydrogen as a means for propulsion."

jet engine   

jet engine    pulsejet   

Bussard ramjet    scramjet   

nonlocality    electro-dynamics    internal-combustion    decoherence    actualization    interphase    physics    indeterminacy    supersonic    stanchion