Aviation Dictionary

Gyroplane

Means a rotorcraft whose rotors are not engine-driven, except for initial starting, but are made to rotate by action of the air when the rotorcraft is moving; and whose means of propulsion, consisting usually of convent...

Dictionary Term

Gyroplane

Definition

Means a rotorcraft whose rotors are not engine-driven, except for initial starting, but are made to rotate by action of the air when the rotorcraft is moving; and whose means of propulsion, consisting usually of conventional propellers, is independent of the rotor system.

References

14 C.F.R. Part 1, Federal Aviation Administration, 2026