DICTIONARY OF AVIATION 265
��wing-shell 'wirj^el n. (in entomology, obsolete) a wing* case, wing-cover, or wing-sheath; an elytjon.
wing-shield 'wnj^iild n. the wing-case, as of a beetle.
wing-shooting 'wir^ou-tirj n. the art or practis of shoot- ing birds while they are en the wing, or flying.
wing-shot 'wirj^et adj. shet in the wing; also, shot while en the wing or in flight.
wing-shot 'win^et n. a shet made at a bird which is en the wing; also, one who shoots flying birds.
wing-skid 'wiq/sk.id n. a small skid or runner attacht under the wing or lower main-plane of a flying-machine, cem- monly at the tip, in erder to keep the wing free of the ground, or to facilitate its motion aleng the ground, as in landing, compare taihskid.
wing-spread 'win,spsed n. [also spelt wingtspred]
1. the distance from tip to tip of the extended wings, as of a bird, bat, or insect; tip-to-tip mesurement of the outspred wings; extent or expanse of wing; alar expanse; alar extent : as, a *wmg-spred of 12 feet.
2. the surface-mesurement or area of the outspred wings, or of the projection of the outspred wings upon a given plane; spred of wing; wing-area.
wing-stay 'wirj,stee n. a stay or prep which supports a
wing or aerofoil. wing-stroke / wirj,stook n. a stroke or beat of a wing; the
upward or the downward sweep of a wing; one complete
motion, or cycle of movement, of a wing in the action of
flying; a wing-beat. wing-structure 'wir^stgAktSaz n. the mode of structure of
the wings : as, the degraded *wing?stucture of penguins. wing-surface 'wirj,si3zfis n.
1. the surface of a wing; a wing considerd as a sustain- ing-surface or aerofeil.
2. the surface-mesurement or area of the wing or wings; sustaining-surface, supporting-surface; wing-area; wing- spred (sense 2).
wing-swift 'wirj,siuift adj. swift of wing; characterized by
rapid flight. wing-tilting 'win,ti}tir) adj. designed for tilting or slanting
the wings; used for tipping the sustaining-planes, or in- | clining them sidewise : as, a *wing-tilting contrivance. Wing-tip 'win y tip n.
1. the tip or extremity of the wing of a bird or flyer; the tip-end of the wing cemmonly composed of the two or
1 three longest primary wing-f ethers ; the point of the wing.
2. the outer or lateral end or extjemity of one of the
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