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compound engine

noun

  1. a steam engine in which the steam is expanded in more than one stage, first in a high-pressure cylinder and then in one or more low-pressure cylinders
  2. a reciprocating engine in which the exhaust gases are expanded in a turbine to drive a turbocharger
“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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Example Sentences

Each pump had suction and discharge pipes of 29-inch bore, and was driven by a compound engine.

These vessels are now invariably fitted with the compound engine and surface-condensers.

This is illustrated by the two cylinders of the compound engine and by the duplication noticed in the binary engine.

Driven by a little steeple compound engine, in the pride of her youth she could make ten knots.

The first compound engine was built in 1899, only one being constructed in that year.

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