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radial engine

noun, Aeronautics.
an internal-combustion engine having the cylinders arranged in radial opposition, found mainly on older aircraft.
Origin of radial engine
First recorded in 1905-10 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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  • You two probably know what a radial engine is, but Hal here doesnt.

    Famous Flyers David Goodger (
British Dictionary definitions for radial engine

radial engine

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