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Meaning of engine

en•gine

Pronunciation: (en'jun), [key]
— n.
  1. a machine for converting thermal energy into mechanical energy or power to produce force and motion.
  2. a railroad locomotive.
  3. a fire engine.
  4. any mechanical contrivance.
  5. a machine or instrument used in warfare, as a battering ram, catapult, or piece of artillery.
  6. an instrument of torture, esp. the rack.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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