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Conveying or containing air; air-bearing; as, the windpipe is an aëriferous tube.

A form of hydro-aëroplane; a flying boat.

A ground or field, esp. one equipped with housing and other facilities, used for flying purposes. -- A`ër*o*drom"ic (#), a.

A power-driven, heavier-than-air flying machine.

An instrument, proposed by Edison, for greatly intensifying speech. It consists of a phonograph diaphragm so arranged that its action opens and closes valves, producing synchronous air blasts sufficient to operate a larger diaphragm with greater amplitude of vibration.

A flying machine, or a small plane for experiments on flying, which floats in the air only when propelled through it.

A form of hydro-aëroplane; a flying boat.

Conveying sensory or afferent impulses; -- said of nerves.

Bent of mind; a feeling or natural impulse or natural impulse acting upon and swaying the mind; any emotion; as, the benevolent affections, esteem, gratitude, etc. ; the malevolent affections, hatred, envy, etc.; inclination; disposition; propensity; tendency. Affection is applicable to an unpleasant as well as a pleas…

Confirmative; ratifying; as, an act affirmative of common law.

ss with sudden fear; to frighten; to alarm. Dreams affright our souls. Shak. A drear and dying sound Affrights the flamens at their service quaint. Milton.

Terrifying; frightful. -- Af*fright"ful*ly, adv. [Archaic] Bugbears or affrightful apparitions. Cudworth.

An old name for severwal species of Polyporus, corky fungi growing on decaying wood.

any knowledge, save of phenomena; one who supports agnosticism, neither affirming nor denying the existence of a personal Deity, a future life, etc.

The language, oral or written, embodying reciprocal promises. Abbott. Brande & C.

Helping; helpful; supplying aid. Shak.

(Aëronautics) A small plane or surface capable of being manipulated by the pilot of a flying machine to preserve or destroy lateral balance; a hinged wing tip; a lateral stabilizing or balancing plane.

To expose to the air for the purpose of cooling, refreshing, or purifying; to ventilate; as, to air a room. It were good wisdom . . . that the jail were aired. Bacon. Were you but riding forth to air yourself. Shak.

A kind of atomizer for applying liquid coloring matter in a spray by compressed air.

Any device, as a balloon, aëroplane, etc., for floating in, or flying through, the air.