geartrain

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Noun geartrain has 1 sense

gearing, gears, geartrain, power train, train - 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"
--₁ is a kind of wheelwork
--₁ is a part of engine
--₁ has particulars: epicyclic train, epicyclic gear train; reduction gear