#airfoil__control_surface__surface  a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight
  supertype:  device  an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water"
  subtype:  aileron  elevator  flaps  horizontal_stabilizer  rotor_blade  rudder  spoiler  spoiler.airfoil  stabilizer.airfoil  vertical_tail  wing.airfoil
  part:  leading_edge__leadingedge  forward edge of an airfoil
  part:  trailing_edge  the rear edge of an airfoil

No statement uses or specializes airfoil; click here to add one.