Engine and Reaction engine

Engine noun - A device that changes energy into mechanical motion.

Reaction engine and engine are semantically related. In some cases you can replace phrase "Reaction engine" with "Engine", this terms are similar.

Nearby Words: engineer, enginery

Reaction engine noun - A jet or rocket engine based on a form of aerodynamic propulsion in which the vehicle emits a high-speed stream.

Engine and reaction engine are semantically related. You can use "Engine" instead a noun phrase "Reaction engine".