DICTIONARY OF AVIATION 113
glide glaid v. [preterit glided, glode; past participle glided, glid}
1. intr. pass from one place to another by a smooth, con- tinuous, and easy movement; sail or sweep evenly along, as a balloon eften does; skin smoothly enward, as in an aero- plane ; plane at an easy angle ; coast or slide earthward : as, sailing and *gliding birds.
2. tr. cause to glide : as, a breeze *glides the craft quietly enward.
glide glaid n. the action of gliding; a gliding, skimming, or sliding movement, as of an aeroplane when descending at an easy angle; also, a flight in or ef a glidmg^machine or glider: a gliding^expenment : as, a tgial *glide.
glider 'glai-daz n.
1. one who or that tuhich glides thru the air.
2. an appendage or structure which enables an insect to glide thru the air: as, elytra used as sustainers and *gliders in flight.
3. an apparatus designed to glide, sail, or soar thru the air or to enable its user to do so; a glidingsmachine ; a sailing^machine.
biplane glider, a glider of the biplane type; a gliding^ma- chine having two superposed parallel sustainingsplanes or aerofoils.
doubletmonoplane glider, a glider of the double^meno- plane type, see under monoplane.
free glider, a glider which is free from, or unattacht to, the earth; a free^sailwig or untowd gliding^machine. com- pare towed glider.
towed glider, a glider which is towd, dragd, or governd by means of a cord or line, compare free glider. gliding 'glai-dirj adj. characterized by smooth, continuous, easy movement or motion; skimming; sailing; soaring: as,
- gliding birds, *gliding flight.
gliding 'glai-dirj n.
1. the action of the verb glide; a gliding or skimming movement.
2. the art, occupation, or sport of those who glide, skim, or sail thru the air or use gliding^machines or gliders.
gliding-angle 'glai-dir^aengal n. the angle at tuhich gliding is done; the inclination of a gliding aeroplane, glider, or aerofeil to the direction of flight or to the horizontal : com- pare risings-angle.
natural gliding-tangle, the angle at uuhich an aeroplane or plane aerofeil naturally continues to glide indefinitly. compare natural velocity, under velocity.
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