wing

One of a pair of movable appendages used for flying, as the feather-covered modified forelimb of a bird or the skin-covered modified forelimb of a bat or pterosaur.

One of the one or two pairs of membranous structures used for flying that extend from the thorax of an insect.

A structure or part used by an animal for gliding through the air, as the folds of skin of a flying squirrel or the enlarged pectoral fins of a flying fish.

An outspread pair of stylized bird's wings worn as insignia by qualified pilots or air crew members.

An airfoil whose principal function is providing lift, especially either of two such airfoils symmetrically positioned on each side of the fuselage of an aircraft.