gyrodyne

British

/ ˈdʒaɪrəʊˌdaɪn /

noun

an aircraft that uses a powered rotor to take off and manoeuvre, but uses autorotation when cruising

"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

Example Sentences

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A fourth manufacturer, Gyrodyne Co. of America, which has no contract, claims that its convertiplane is the only model now actually flying.

From Time Magazine Archive

The most obvious method, favored by Gyrodyne, is to put a small wing and one or more propellers on a conventional helicopter.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023