amazing etymology
> Turbochargers are distinguished from superchargers in that a turbocharger is powered by the kinetic energy of the exhaust gases, whereas a supercharger is mechanically powered, usually by a belt from the engine's crankshaft.
> However, up until the mid-20th century, a turbocharger was called a "turbosupercharger" and was considered a type of supercharger.
> turbosupercharger
> (automotive) A twincharger, a combination of a supercharger and a turbocharger.
> Synonym: superturbocharger
> turbocharger
> Contraction of turbosupercharger.

















