General

Auxiliary rotor.

Auxiliary rotor

a rotor that serves either to counteract the effect of the main rotor torque on a rotorcraft or to maneuver the rotorcraft about one or more of its three principal axes.

Source

14 CFR § 1.1 →

Related — General.

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ACROBATIC FLIGHT [ICAO] ACROBATIC FLIGHT [ICAO]
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