Page:Dictionary of aviation.djvu/272

 248 DICTIONARY OF AVIATION

wether-signal ; a signal consisting of steam-whistle blasts, long and short, in various combinations. web web n.

1. a sheet of woven fabric covering an aeroplane-wing; the cleth which forms the surface of an aerofoil.

2. the vane or vexillum of a bird's fether on either side of the shaft or stem; the pogonium or van.

3. one of the wooden blocks acting as distance-pieces be- ttueen the ribs of the sustaining-plane of a flying-machine.

webbing 'webirj n. the woven fabric which is stjetcht over the frame of an aerofoil or wing; the cleth surfacing of an aeroplane.

web-cloth, 'web,kte:0 n. the cleth used in or constituting the web of an air-craft.

webby 'webi adj. of a web; web-like; membranous: as, the bats.
 * webby plumage of certain birds; the *webby wings of

web-sprit 'web,spsit n. a spsit or spar connected with the web or webbing of a air-craft.

weight weet n.

shifting weight, one of the weights or hevy bodies which in some airships are made to shift longitudinally along the understjucture to aid in maintaining equilibrium.

weight-carrier 'weet,kaezi-9z n. a flying-machine especially designed to carry weight; an air-craft for transporting hevy goods; an aerial freighter.

westerly 'west9z-li n. [plural westerlies} a westerly wind : as, a prevailing *westerly.

wheel iDiil n. the circular, rotating handle by the manipu- lation of tuhich the driver or pilot operates the rudder or control of an air-craft; the hand-tuheel used for steering; the steering-wheel ; the helm-wheel : as, at the airship's Awheel; the *tuheel of the aeroplane.

wheel-kite 'tuiil,kait n. a hevy Chinese taild kite consisting of two connected disks in each of whose faces is a wind- mill-tuheel which is revelvd by the wind.

whip tuip n. one of the radii, arms, or sail-frames of an old- style four-vaned vertical windmill.

whip-line 'tuip,lain n. a line or piece of strong cerd which is attacht at one end to the bridle of a kite and which has at its other end a long loop to tuhich the flying-cord or kite-line may be tied.

whir tueiz v.

1. intr. fly, dart, revolv or otherwise move quickly with a whizzing or buzzing sound, or sioish, like that made by a stick or a projectil moving rapidly thru the air; u>hizz.

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