gyrodyne

noun gy·ro·dyne \ˈjīrōˌdīn\

Definition of gyrodyne

plural

-s

  1. :  an aircraft intermediate between the helicopter and the autogiro in that the total available engine power is divided in varying proportions between a lifting rotor and a propeller

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Origin and Etymology of gyrodyne

gyr- + -dyne (as in aerodyne)


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