autogiro
or au·to·gy·ro
[ aw-tuh-jahy-roh ]
/ ˌɔ təˈdʒaɪ roʊ /
noun, plural au·to·gi·ros.
an aircraft with an unpowered, horizontally rotating propeller on a shaft above the fuselage that provides lift for the machine, with forward propulsion being provided by a conventional propeller: superseded in most applications by the helicopter.
Also called
gyrocopter,
gyroplane.
Origin of autogiro
First recorded in 1920–25; formerly a trademark
Words nearby autogiro
Example sentences from the Web for autogiro
British Dictionary definitions for autogiro
autogiro
autogyro
/ (ˌɔːtəʊˈdʒaɪrəʊ) /
noun plural -ros
a self-propelled aircraft supported in flight mainly by unpowered rotating horizontal blades
Also called: gyroplane Compare helicopter
Word Origin for autogiro
C20: originally a trademark