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driving wheel

noun
1.
Machinery. a main wheel that communicates motion to others.
2.
Also called driver. Railroads. one of the wheels of a locomotive that transmits the power of an engine or motor into tractive effort.
Origin of driving wheel
1830-1840
1830-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for driving-wheel
Historical Examples
  • The driving-wheel jerked furiously beneath Feathers' hand, and for an instant the car swerved dangerously.

    A Bachelor Husband Ruby M. Ayres
  • The ratchet-wheel R is attached to the hub of the driving-wheel.

    How it Works Archibald Williams
  • From one point of view, the speculator is the driving-wheel of the whole wheat trade.

    Cyrus Hall McCormick Herbert Newton Casson
  • The driving-wheel is assumed to be on the further side of the ratchet.

    How it Works Archibald Williams
  • It is almost the movement of a machine whose works are only set going when the driving-wheel begins to revolve.

    The Mason-bees J. Henri Fabre
  • Lime appears to be the driving-wheel in the laboratory of the soil.

    The Peanut Plant B. W. Jones
  • Two small sandboxes, mounted on the driving-wheel splash guards, replaced the original box.

  • The half-crank, and method of attaching it to the driving-wheel.

  • As thus—“Engine 60, axle of driving-wheel out of gauge, fire-box burned out,” etc.

    Rides on Railways Samuel Sidney
  • He knows that it doesn't do to be foolish when he's dealing with a crane or a driving-wheel.

    From Sea to Sea Rudyard Kipling
British Dictionary definitions for driving-wheel

driving wheel

noun
1.
a wheel, esp a gear wheel, that causes other wheels to rotate
2.
any wheel of a vehicle that transforms torque into a tractive force
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Value for driving

12
15
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