Dictionary

rotary engine

rotary engine

noun

Definition of ROTARY ENGINE

1
:  any of various engines (as a turbine) in which power is applied to vanes or similar parts constrained to move in a circular path
2
:  a radial engine in which the cylinders revolve about a stationary crankshaft

First Known Use of ROTARY ENGINE

1837

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March 05, 2015
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