1907, from aero- + foil (n.).

A specially shaped structure designed to produce lift for flight. It usually refers to a wing that is curved and narrows to a sharp trailing edge.

(n) a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight

A body or structure shaped to obtain an aerodynamic reaction when travelling through the air.

Type of upside-down wing used to keep the car firmly on the track at high speed. Ground-effects design shapes the body to provide downforce as well.