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Pertaining to the force of air in motion.

The science which treats of the air and other gaseous bodies under the action of force, and of their mechanical effects.

Acting by the force of air and water; as, an aërohydrodynamic wheel.

; artificial show. "An affectation of contempt." Macaulay. Affectation is an awkward and forced imitation of what should be genuine and easy, wanting the beauty that accompanies what is natural what is natural. Locke.

A kind of gun in which the elastic force of condensed air is used to discharge the ball. The air is powerfully compressed into a reservoir attached to the gun, by a condensing pump, and is controlled by a valve actuated by the trigger.

f pump for exhausting air from a vessel or closed space; also, a pump to condense air of force in into a closed space.

A name applied to several large fishes of the Mackerel family, esp. Orcynus alalonga. One species (Orcynus thynnus), common in the Mediterranean and Atlantic, is called in New England the horse mackerel; the tunny. [Written also albacore.]

lowance made to a wife out of her husband's estate or income for her support, upon her divorce or legal separation from him, or during a suit for the same. Wharton. Burrill.

In a state of action; in force or operation; unextinguished; unexpired; existent; as, to keep the fire alive; to keep the affections alive.

A boraginaceous herb (Alkanna tinctoria) yielding the dye; orchanet.

To lighten or lessen the force or weight of. [Obs.] Should no others join capable to alleviate the expense. Evelyn. Those large bladders . . . conduce much to the alleviating of the body [of flying birds]. Ray.

With might; with full force; vigorously; violently; exceedingly. They on the hill, which were not yet come to blows, perceiving the fewness of their enemies, came down amain. Milton. That striping giant, ill-bred and scoffing, shouts amain. T. Parker.

Sterne. Ignorant I was of the human frame, and of its latent powers, as regarded speed, force, and ambidexterity. De Quincey.

The ambush arose quickly out of their place. Josh. viii. 19. To lay an ambush, to post a force in ambush.

nt in which the offender, being led into court with a rope about his neck, and a lighted torch in his hand, begged pardon of his God, the court, etc. In popular language, the phrase now denotes a public apology or recantation, and reparation to an injured party, for improper language or treatment.

al gas. Ammoniacal engine, an engine in which the vapor of ammonia is used as the motive force. -- Sal ammoniac Etym: [L. sal ammoniacus], the salt usually called chloride of ammonium, and formerly muriate of ammonia.

"twice an hour," "once an age," a shilling an ounce (see 2d A, 2), it has a distributive force, and is equivalent to each, every.

An instrument for measuring and recording the direction and force of the wind. Knight.

The art of recording the direction and force of the wind, as by means of an anemograph.

An instrument for measuring the force or velocity of the wind; a wind gauge.