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Fit for plowing or tillage; -- hence, often applied to land which has been plowed or tilled.

Plowing; tillage. [R.] Lands are said to be in a state of aration when they are under tillage. Brande.

frequenting, woods or trees; as, arboreal animals. Woodpeckers are eminently arboreal. Darwin.

Pertaining to, or growing on, trees; as, arboreous moss. Quincy.

igæa repens), having white or usually rose- colored flowers with a delicate fragrance, growing in small axillary clusters, and appearing early in the spring; in New England known as mayflower; -- called also ground laurel. Gray.

Archers, or bowmen, collectively. Let all our archery fall off In wings of shot a-both sides of the van. Webster (1607).

it usually means primitive, original, ancestral; as, archipterygium, the primitive fin or wing.

ew, an instrument, said to have been invented by Archimedes, for raising water, formed by winding a flexible tube round a cylinder in the form of a screw. When the screw is placed in an inclined position, and the lower end immersed in water, by causing the screw to revolve, the water is raised to the upper end. Francis…

An instrument for drawing a circular arc without the use of a central point; a cyclograph.

Having the appearance or quality of fire; fierce; glowing; shining; as, ardent eyes. Dryden.

The act of drying, or the state of growing dry. The arefaction of the earth. Sir M. Hale.

A palm tree (Saguerus saccharifer) which furnishes sago, wine, and fibers for ropes; the gomuti palm.

ers composing organs or vessels that interlace; or as between the nervures of an insect's wing.

Divided into small spaces or areolations, as the wings of insects, the leaves of plants, or the receptacle of compound flowers.

y some part different in color or structure, as the spaces bounded by the nervures of the wings of insects, or those by the veins of leaves; an areola.

A small inclosed area; esp. one of the small spaces on the wings of insects, circumscribed by the veins.

hich cream of tartar is prepared. It exists in the juice of grapes, and is deposited from wines on the sides of the casks. Ure.

The act of forming reasons, making inductions, drawing conclusions, and applying them to the case in discussion; the operation of inferring propositions, not known or admitted as true, from facts or principles known, admitted, or proved to be true. Which manner of argumentation, how false and naught it is, . . . every…

s. The common species (A. giganteus) is remarkable for the great length and beauty of the wing and tail feathers of the male. The species A. Grayi inhabits Borneo.

The larva of a small two-winged fly (Sciara), which marches in large companies, in regular order. See Cotton worm, under Cotton.