opposed-piston engine

[ uh-pohzd-pis-tuhn ]

/ əˈpoʊzdˈpɪs tən /

Save This Word!

noun

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

QUIZ

WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?

Smoothly step over to these common grammar mistakes that trip many people up. Good luck!

Question 1 of 7

Fill in the blank: I can’t figure out _____ gave me this gift.

Also called opposed engine.

Origin of opposed-piston engine

First recorded in 1965–70

Thirty-six percent were in favor and 38 percent were opposed.
How the PC Police Threaten Free Speech|Nick Gillespie|January 9, 2015|DAILY BEAST
The jet engine instantly brought two advances over propellers: it doubled the speed and it was far more reliable.
Flight 8501 Poses Question: Are Modern Jets Too Automated to Fly?|Clive Irving|January 4, 2015|DAILY BEAST
An F-35 was destroyed on takeoff earlier in the year when a design flaw in its Pratt & Whitney F135 engine sparked a fire.
New U.S. Stealth Jet Can’t Fire Its Gun Until 2019|Dave Majumdar|December 31, 2014|DAILY BEAST
Only two senators opposed the resolution, which the administration later claimed was the authority for a full-scale war.
The World’s Toughest Political Quiz|Jeff Greenfield|December 31, 2014|DAILY BEAST

Texas has also started to become an engine of economic growth.
Will Texas Stay Texan?|David Fontana|December 29, 2014|DAILY BEAST
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.
Showell's Dictionary of Birmingham|Thomas T. Harman and Walter Showell
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