noun
: a system of braking (as in electric trains or machinery) in which the driving motor is converted into a generator and is driven by the kinetic energy of the vehicle thus exerting a retarding force
noun
: a system of braking (as in electric trains or machinery) in which the driving motor is converted into a generator and is driven by the kinetic energy of the vehicle thus exerting a retarding force
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012