1. Partie du corps des oiseaux, de quelques mammifères et d'un grand nombre des insectes, qui leur sert ŕ voler et ŕ se soutenir en l'air. Les ailes des oiseaux sont revêtues de plumes. Les ailes des chauve-souris sont membraneuses.
2. Partie d'un avion qui, grâce ŕ son aérodynamisme, soutient l'avion en l'air.
ETYM Old Fren. pignon a pen, French, gable, pinion; cf. Spanish pińon pinion; from Latin pinna pinnacle, feather, wing. Related to Pin a peg, and cf. Pen a feather, Pennat, Pennon.
A gear with a small number of teeth designed to mesh with a larger wheel or rack.
Small wheel with teethwing; last joint of a wing; outermost flight feather.
ETYM Old Eng. winge, wenge; probably of Scand. origin; cf. Dan. and Swed. vinge, Icel. vaengr.
1. A movable organ for flying (one of a pair).
2. A stage area out of sight of the audience; SYN. offstage, backstage.
3. The wing of a fowl.
In biology, the modified forelimb of birds and bats, or the membranous outgrowths of the exoskeleton of insects, which give the power of flight. Birds and bats have two wings. Bird wings have feathers attached to the fused digits (“fingers”) and forearm bones, while bat wings consist of skin stretched between the digits. Most insects have four wings, which are strengthened by wing veins.
The wings of butterflies and moths are covered with scales. The hind pair of a fly's wings are modified to form two knoblike balancing organs (halteres).
Qui a des ailes. Des poissons ailés. Des fourmis ailées.
ETYM From Fend, cf. Defender.
1. A low metal frame to confine falling coals to a hearth.
2. An inclined metal frame at the front of a locomotive to clear the track; SYN. buffer, cowcatcher, pilot.
3. Surrounds the wheels of a vehicle; SYN. wing.