main rotor

1. Rotor consisting of large rotating airfoils on a single-rotor helicopter that produce the lift to support the helicopter in the air (synset 103717650)
   is a type of: rotor - rotating mechanism consisting of an assembly of rotating airfoils
   has:

   • rotary wing, rotor blade - the long airfoil that rotates to provide the lift that supports a helicopter in the air
   • rotor head, rotor shaft - the axis around which the major rotor of a helicopter turns

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