- one or more motors mechanically coupled to one or more generators for converting or transforming electric current into mechanical energy.
Origin of motor generator
First recorded in 1885–90
Also called motor generator set.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for motor generator
Set the motor-generator on as firm a foundation as possible.The Automobile Storage Battery
O. A. Witte
Voices came to his ears, and the throb of a motor-generator.
Don't buy a motor-generator set if you have commercial alternating current in your home.The Radio Amateur's Hand Book
A. Frederick Collins
Settled in the middle of the floor now, torn loose from its power leads, the motor-generator began turning.The Ultimate Weapon
John Wood Campbell
Shelton had pulled the starting handle of a motor-generator and its rising whine accompanied his words.
- a generator driven by an electric motor, by means of which the voltage, frequency, or phases of an electrical power supply can be changed