I tend to think of this system as a sort of twincharger, because the compressor is driven by a turbine and an electric motor. And to nitpick, all turbochargers

I tend to think of this system as a sort of twincharger, because the compressor is driven by a turbine and an electric motor. And to nitpick, all turbochargers are superchargers. Their original term was a turbosupercharger. It was later renamed to turbocharger. :)