Meaning of POWER TRAIN

Pronunciation:			'pawur treyn
WordNet Dictionary
	Definition:		[n]  wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed; "the fool got his tie caught in the geartrain"
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	Synonyms:		gearing, gears, geartrain, train
	See Also:		engine, epicyclic gear train, epicyclic train, reduction gear, wheelwork