Back دوار المروحية Arabic Vertolyot rotoru Azerbaijani Rotor d'helicòpter Catalan Rotor vrtulníku Czech Hauptrotor German Helicopter rotor English Rotor de helicóptero Spanish Kopteri rootor Estonian Helikoptero errotore Basque چرخانه اصلی بالگرد Persian
A rotor is the rotating part of a helicopter which generates lift, either vertically in the case of a main rotor, or horizontally in the case of a tail rotor.