aileron









aileron


noun

  1. Aeronautics. a movable surface, usually near the trailing edge of a wing, that controls the roll of the airframe or effects maneuvers, as banks and the like.
  2. a wall at the end of a roof with a single slope, as that of a church aisle.

noun

  1. a flap hinged to the trailing edge of an aircraft wing to provide lateral control, as in a bank or roll
n.

1909, from French aileron, altered (by influence of aile “wing”), from French aleron “little wing,” diminutive of Old French ele “wing” (12c.), from Latin ala “wing” (see aisle).

  1. A hinged surface that is part of the back edge of each wing on an airplane. The ailerons are moved up or down to create uneven lift on the sides of the plane to control its rolling and tilting movements.
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