synchronous machine
nounDefinition of synchronous machine
: a dynamoelectric machine (such as a generator or motor) that has a constant magnetic field and an armature which receives or delivers alternating current in synchronism with the motion of the machine and at a frequency equal to the product of the number of pairs of poles and the speed of the machine in revolutions per second — compare alternator, converter sense b, motor sense 4, rectifier sense 3, synchronous converter