radial engine

English

Animation of a radial engine.
mechanics working on a radial engine during World War I

Noun

radial engine (plural radial engines)

  1. Any of several internal combustion engines that have the cylinders arranged radially around a central crankshaft, used mainly for propeller-driven aircraft of the 1910s through 1950s.
    Hypernyms: piston engine, internal combustion engine, ICE < engine
    Coordinate terms: in-line engine, boxer engine, V engine

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Further reading