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Insects without wings, constituting the seventh Linnæn order of insects, an artificial group, which included Crustacea, spiders, centipeds, and even worms. These animals are now placed in several distinct classes and orders.

An artificial pond, or a globe or tank (usually with glass sides), in which living specimens of aquatic animals or plants are kept.

A conductor, conduit, or artificial channel for conveying water, especially one for supplying large cities with water.

Artificial; imitative. Addison.

Artificial. [Obs.] Johnson.

orming pavements, and as a water-proof cement for bridges, roofs, etc.; asphaltic cement. Artificial asphalt is prepared from coal tar, lime, sand, etc. Asphalt stone, Asphalt rock, a limestone found impregnated with asphalt.

The process of artificially repairing lesions by taking a piece of healthy tissue, as from a neighboring part, to supply the deficiency caused by disease or wounds.

two hydrocarbon radicals, as in azobenzene, azobenzoic, etc. These compounds furnish many artificial dyes. See Diazo-.

A meteorite, or similar rude stone artificially shaped, held sacred or worshiped as of divine origin.

adapted to it, it is used for the automatic regulation of the temperature of rooms warmed artificially, and as a fire alarm. -- Balance of torsion. See Torsion Balance. -- Balance of trade (Pol. Econ.), an equilibrium between the money values of the exports and imports of a country; or more commonly, the amount requi…

An artificial bar or obstruction placed in a river or water course to increase the depth of water; as, the barrages of the Nile.

nto an embrasure or over a parapet in readiness for firing. -- Masked battery, a battery artificially concealed until required to open upon the enemy. -- Out of battery, or From battery, withdrawn, as a gun, to a position for loading.

A nitrogenous base, C5H11NO2, produced artificially, and also occurring naturally in beetroot molasses and its residues, from which it is extracted as a white crystalline substance; -- called also lycine and oxyneurine. It has a sweetish taste.

Liquid for drinking; drink; -- usually applied to drink artificially prepared and of an agreeable flavor; as, an intoxicating beverage. He knew no beverage but the flowing stream. Thomson.

rily placed before the upper part of a grate or open fire. (b) A machine for producing an artificial blast or current of air by pressure, as for increasing the draft of a furnace, ventilating a building or shaft, cleansing gram, etc.

, the saline residue or strong mother liquor resulting from the evaporation of natural or artificial waters.

A block of artificial stone in the form of a brick, used for paving; also, a molded sample of solidified cement or mortar for use as a test piece for showing the strength of the material.

An artificial channel filled with water and designed for navigation, or for irrigating land, etc.

A male person castrated for the purpose of improving his voice for singing; an artificial, or male, soprano. Swift.

A work or artificial watercourse for throwing water on lands that lie on the slopes of hills; a catchdrain.