Noun: autogiro ,o-tu'jI-row
- An aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller
"The autogiro flew low over the countryside, its rotors whirring above";
- autogyro, gyroplane, gyrocopter
Derived forms: autogiros
Type of: heavier-than-air craft
Encyclopedia: Autogiro