autogiro
- n an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller
- If autogiro builders pride themselves on one thing, it is the security of the rotor assembly, the arrangement of windmill-like vanes which keeps an autogiro aloft.
- Her own autogiro, with Beechnut painted on the sides, was the second "windmill plane" to be seen west of the Mississippi.
- Some purport to see in the autogiro the means of putting aviation on a new basis, viz, the long-dreamed of "flying for everybody.