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radial engine

noun

Aeronautics.

an internal-combustion engine having the cylinders arranged in radial opposition, found mainly on older aircraft.

radial engine

noun

an internal-combustion engine having a number of cylinders arranged about a central crankcase

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Word History and Origins

Origin of radial engine¹

First recorded in 1905–10

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Example Sentences

Examples have not been reviewed.

The Flying Boxcars were powered by two Wright R-3350 Duplex Cyclone radial engines, each with 3,500 horsepower, and could reach a maximum speed of 296 miles per hour.

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It is not as interesting as a radial engine.

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The DC-3’s twin, 9-cylinder radial engines belch black smoke out of the exhaust pipes as their started up one at a time.

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The plan is to run all four of its radial engines Friday, a step that volunteers hope will put it one step closer to its first flight.

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But he says its 1,000-horsepower radial engine has seized up and will have to be rebuilt, which likely will take two to three years.

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radial drilling machine radial keratotomy

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