Turbojet vs. Turbofan

Turbojetnoun

(aviation) A jet engine that develops thrust solely from high-speed exhaust gases expelled from a turbine that drives a compressor.

Turbojetnoun

airplane powered by a turbojet engine

Turbojetnoun

jet engine in which a turbine drives air to the burner

Turbojet

The turbojet is an airbreathing jet engine, typically used in aircraft. It consists of a gas turbine with a propelling nozzle.

Turbofannoun

(aviation) A turbojet engine having a (typically ducted) fan that forces air directly into the hot exhaust and obtains a portion of the thrust from the turbojet and a portion from the turbojet section.

Turbofannoun

jet engine in which a turbine drives air to the burner

Turbofan

The turbofan or fanjet is a type of airbreathing jet engine that is widely used in aircraft propulsion. The word is a portmanteau of and : the turbo portion refers to a gas turbine engine which achieves mechanical energy from combustion, and the fan, a ducted fan that uses the mechanical energy from the gas turbine to accelerate air rearwards.