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Of or pertaining to aërostatics; pneumatic.

The science that treats of the equilibrium of elastic fluids, or that of bodies sustained in them. Hence it includes aëronautics.

The science of weighing air; aërostatics. [Obs.]

o assume or exhibit what is not natural or real; false display; 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.

One who exhibits affectation. [R.] Fitzed. Hall.

Of the nature of affinity. -- Af*fin"i*ta*tive*ly, adv.

The act of converting into forest or woodland. Blackstone.

See Agister.

To move with a violent, irregular action; as, the wind agitates the sea; to agitate water in a vessel. "Winds . . . agitate the air." Cowper.

In an agitated manner.

The act of agitating, or the state of being agitated; the state of being moved with violence, or with irregular action; commotion; as, the sea after a storm is in agitation.

Tending to agitate.

Sung or played in a restless, hurried, and spasmodic manner.

One who agitates; one who stirs up or excites others; as, political reformers and agitators.

State or mode of being nourished. Bacon.

Enticement; allurement. [Obs.] Bailey.

The tanning or dressing of leather. [Obs.] Blount.

Any fermentation process by which ammonia is formed, as that by which urea is converted into ammonium carbonate when urine is exposed to the air.

To prune or lop off, as branches or tendrils.

The act amputating; esp. the operation of cutting of a limb or projecting part of the body.