from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An assembly of gears and associated parts by which power is transmitted from an engine to a driving axle.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Alternative spelling of powertrain.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed
Sorry, no etymologies found.