rolleron

English
a rolleron

Etymology

Blend of roll +‎ aileron

Noun

rolleron (plural rollerons)

  1. (aviation) An aerodynamic control surface device, used to control against unwanted rolling (rotation) about the axis of movement. The moving wingtip is self-gyro-stabilized with a rolling bladed wheel catching the airstream, providing the gyroscopic moment.

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Coordinate terms
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