Aileron (noun)

A hinged control surface on the trailing edge of the wing of an aircraft, used to control the aircraft's roll and bank.

Origin:

From the french word "aileron" meaning "little wing" , it was first used in aviation in the early 20th century.

Examples:

1. The aileron was used to make the plane roll to the left or the right.
2. The pilot moved the aileron to make the plane turn.
3. The aileron is an essential part of the aircraft's control system.
4. The aileron's movement is controlled by the pilot or by an automated flight control system.
5. Ailerons are critical for maintaining the stability and control of the aircraft during flight.