opposed-piston engine

[ uh-pohzd-pis-tuhn ]

/ əˈpoʊzdˈpɪs tən /

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noun

a reciprocating engine, as a diesel engine, in which each cylinder has two pistons that move simultaneously away from or toward the center.

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Also called opposed engine.

Origin of opposed-piston engine

First recorded in 1965–70

Words nearby opposed-piston engine

opportunity shop, opposable, opposable thumb, oppose, opposed-cylinder, opposed-piston engine, opposeless, opposer muscle of little finger, opposer muscle of thumb, opposite, opposite field

How to use opposed-piston engine in a sentence

Thirty-six percent were in favor and 38 percent were opposed.
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The jet engine instantly brought two advances over propellers: it doubled the speed and it was far more reliable.
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An F-35 was destroyed on takeoff earlier in the year when a design flaw in its Pratt & Whitney F135 engine sparked a fire.
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Only two senators opposed the resolution, which the administration later claimed was the authority for a full-scale war.
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Texas has also started to become an engine of economic growth.
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On the contrary, the full meaning of the act is manifestly opposed to such an idea.
Readings in Money and Banking|Chester Arthur Phillips
It was only the engine drawing the train of cars up to the station to take the passengers away.
Squinty the Comical Pig|Richard Barnum
“Mon pauvre petit, you are hungry,” said Aristide, carrying it to the car racked by the clattering engine.
The Joyous Adventures of Aristide Pujol|William J. Locke
Adjoining the engine-house on the other side, is the stable, where five splendid horses are kept.
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My mother opposed her vow to his; not to suffer her child to leave her, till the time of her being professed.
The Pastor's Fire-side Vol. 3 of 4|Jane Porter