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aileron
(ā′lə rän′)
noun
a pilot-controlled airfoil attached to, in, or near the trailing edge of an airplane wing, for controlling the rolling movements of the airplane
Origin: Fr < OFr aleron, wingtip < aile, wing < L ala, wing, armpit < *agsla < IE *aks-: see axis
See aileron in American Heritage Dictionary 4
noun
Either of two movable flaps on the wings of an airplane that can be used to control the plane's rolling and banking movements.
Origin:
Origin: French
Origin: , diminutive of aile, wing
Origin: , from Old French
Origin: , from Latin āla
.
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aileron
To bank to the left, a pilot must raise the left aileron and lower the right aileron.
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