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w; as, Archimedean drill, propeller, etc. Archimedean screw, or Archimedes' screw, 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,…

cts; as, the archives of a country or family. [Rarely used in sing.] Some rotten archive, rummaged out of some seldom explored press. Lamb.

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

An instrument for measuring the specific gravity of fluids; a form hydrometer.

A slender part of an instrument or machine, projecting from a trunk, axis, or fulcrum; as, the arm of a steelyard.

An ancient astronomical instrument.

A place where arms and instruments of war are deposited for safe keeping.

Instruments or weapons of offense or defense. He lays down his arms, but not his wiles. Milton. Three horses and three goodly suits of arms. Tennyson.

Belonging to, or resembling, the Arum family of plants.

Stand off, or begone. [Obs.] Aroint thee, witch, the rump-fed ronyon cries. Shak.

The adaptation of a composition to voices or instruments for which it was not originally written.

To place or dispose in order, as troops for battle; to marshal. By torch and trumpet fast arrayed, Each horseman drew his battle blade. Campbell. These doubts will be arrayed before their minds. Farrar.

ed Artesium), in France. Artesian wells, wells made by boring into the earth till the instrument reaches water, which, from internal pressure, flows spontaneously like a fountain. They are usually of small diameter and often of great depth.

A distinct portion of an instrument, discourse, literary work, or any other writing, consisting of two or more particulars, or treating of various topics; as, an article in the Constitution. Hence: A clause in a contract, system of regulations, treaty, or the like; a term, condition, or stipulation in a contract; a con…

(a) One who enunciates distinctly. (b) One who prepares and mounts skeletons. (c) An instrument to cure stammering.

An acrid herbaceous plant (Asarum Europæum), the leaves and roots of which are emetic and cathartic. It is principally used in cephalic snuffs.

A crystallized substance, resembling camphor, obtained from the Asarum Europæum; -- called also camphor of asarum.

The brush or instrument used in sprinkling holy water; an aspergill.

An instrument for the evacuation of the fluid contents of tumors or collections of blood.

A dull, heavy, stupid fellow; a dolt. Shak. Asses' Bridge. Etym: [L. pons asinorum.] The fifth proposition of the first book of Euclid, "The angles at the base of an isosceles triangle are equal to one another." [Sportive] "A schoolboy, stammering out his Asses' Bridge." F. Harrison. -- To make an ass of one's self, t…