tail rotor

English

Noun

tail rotor (plural tail rotors)

1. (aviation) A small rotor mounted vertically at the end of the tail of a single-rotor helicopter so as to develop thrust in the same direction as the main rotor's rotation, to counter the torque effect created by the main rotor.

Synonyms

• auxiliary rotor

Translations

small rotor

• Finnish: pyrstöroottori