An Engine, or Engine, is a machine that converts other forms of energy into another, usually chemical energy into mechanical energy!
The engine was first born in Britain, so the concept of the engine also comes from English, its original meaning is that the“Power-generating machinery,” (the conversion of electrical energy into machine energy is called an electric motor.) Sometimes it applies to both the power generator and the entire machine that contains the power unit, such as a gasoline engine or an aero-engine.