Webster's Dictionary 1913

1756

Aëration

A′ër‐a″tion (�), n. [Cf. F. aération.] 1. Exposure to the free action of the air; airing; as, aëration of soil, of spawn, etc.2. (Physiol.) A change produced in the blood by exp...

1757

Aërator

A″ër‐a′tor (�), n. That which supplies with air; esp. an apparatus used for charging mineral waters with gas and in making soda water.

1758

Aërator (2)

A″ër‐a′tor (?), n. That which supplies with air or gas; specif.: (a) An apparatus used for charging mineral waters with gas and in making soda water. (b) A fumigator used to ble...

1759

Aërenchym

{ A″ër‐en′chym (?), ‖A′ër‐en″chy‐ma (?) }, n. [NL. aërenchyma. See Aëro-; Enchyma.] (Bot.) A secondary respiratory tissue or modified periderm, found in many aquatic plants and ...

1760

Aërial

A‐ë″ri‐al (�), a. [L. aërius. See Air.] 1. Of or pertaining to the air, or atmosphere; inhabiting or frequenting the air; produced by or found in the air; performed in the air; ...

1761

Aërial railway

A‐ë′ri‐al rail″way′. (a) A stretched wire or rope elevated above the ground and forming a way along which a trolley may travel, for conveying a load suspended from the trolley. ...

1762

Aërial sickness

A‐ë″ri‐al sick″ness. A sickness felt by aëronauts due to high speed of flights and rapidity in changing altitudes, combining some symptoms of mountain sickness and some of seasi...

1763

Aëriality

A‐ë′ri‐al″i‐ty (�), n. The state of being aërial; unsubstantiality. De Quincey.

1764

Aërially

A‐ë″ri‐al‐ly (�), adv. Like, or from, the air; in an aërial manner. “A murmur heard aërially.” Tennyson.

1765

Aerie

Ae″rie (?; 277), n. [OE. aire, eire, air, nest, also origin, descent, OF. aire, LL. area, aera, nest of a bird of prey, perh. fr. L. area an open space (for birds of prey like t...

1766

Aëriferous

A′ër‐if″er‐ous (�), a. [L. aër air + -ferous: cf. F. aérifère.] Conveying or containing air; air-bearing; as, the windpipe is an aëriferous tube.

1767

Aërification

A′ër‐i‐fi‐ca″tion (�), n. [Cf. F. aérification. See A�rify.] 1. The act of combining air with another substance, or the state of being filled with air.2. The act of becoming aër...

1768

Aëriform

A″ër‐i‐form (?; 277), a. [L. aër air + -form: cf. F. aériforme.] Having the form or nature of air, or of an elastic fluid; gaseous. Hence fig.: Unreal.

1769

Aërify

A″ër‐i‐fy (�), v. t. [L. aër air + -fly.] 1. To infuse air into; to combine air with.2. To change into an aëriform state.

1770

Aëro

A″ër‐o (?), n. An aëroplane, airship, or the like.

1771

Aëro-

A″ër‐o–. The combining form of the Greek word meaning air.

1772

Aërobic

A′ër‐o″bic (?), a.(Biol.) Growing or thriving only in the presence of oxygen; also, pertaining to, or induced by, aërobies; as, aërobic fermentation. — A′ër‐o″bic‐al‐ly (#), adv.

1773

Aërobies

A″ër‐o‐bies (�), n. pl. [Aëro- + Gr. � life.] (Biol.) Microörganisms which live in contact with the air and need oxygen for their growth; as the microbacteria which form on the ...

1774

Aërobiotic

A′ër‐o‐bi‐ot″ic (?; 101), a.(Biol.) Related to, or of the nature of, aërobies; as, aërobiotic plants, which live only when supplied with free oxygen.

1775

Aëroboat

A″ër‐o‐boat′ (?), n. [Aëro- + boat.] A form of hydro-aëroplane; a flying boat.

1776

Aërobus

A″ër‐o‐bus′ (?), n. [Aëro- + bus.] An aëroplane or airship designed to carry passengers.

1777

Aëroclub

A″ër‐o‐club′ (?), n. [Aëro- + club.] A club or association of persons interested in aëronautics.

1778

Aërocurve

A″ër‐o‐curve′ (?), n. [Aëro- + curve.] (Aëronautics) A modification of the aëroplane, having curved surfaces, the advantages of which were first demonstrated by Lilienthal.

1779

Aërocyst

A″ër‐o‐cyst (�), n. [Aëro- + cyst.] (Bot.) One of the air cells of algals.

1780

Aërodonetics

A′ë‐ro‐do‐net″ics (?), n. [Aëro- + Gr. � shaken, � to shake.] (Aëronautics) The science of gliding and soaring flight.

1781

Aërodrome

A″ë‐ro‐drome′ (?), n. [Aëro- + Gr. � a running.] (Aëronautics) (a) A shed for housing an airship or aëroplane. (b) A ground or field, esp. one equipped with housing and other fa...

1782

Aërodynamic

A″ër‐o‐dy‐nam″ic (�), a. Pertaining to the force of air in motion.