Jet engine and Reaction-propulsion engine

Jet engine noun - A gas turbine produces a stream of hot gas that propels a jet plane by reaction propulsion.

Reaction-propulsion engine and jet engine are semantically related. In some cases you can use "Reaction-propulsion engine" instead a noun phrase "Jet engine".

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

Jet engine and reaction-propulsion engine are semantically related. Sometimes you can replace phrase "Jet engine" with "Reaction-propulsion engine", this phrases are similar.