[rotary engine] n (1837) 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
[rotary engine] n (1837) 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
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012