noun
- an aircraft with freely rotating horizontal rotor blades and a conventional propeller for forward thrust
Usage: aviation
Examples
- The autogyro landed safely in the small field.
- Unlike a helicopter, an autogyro cannot hover in place.
- The pilot trained on an autogyro before moving to helicopters.
- Early autogyros were developed in the 1920s.
- The autogyro’s rotor spins freely without engine power.
- She flew the autogyro over the countryside for aerial photography.