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Of or pertaining to Artois (anciently called 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.

artes, or his philosophy. The Cartesion argument for reality of matter. Sir W. Hamilton. Cartesian coördinates (Geom), distance of a point from lines or planes; -- used in a system of representing geometric quantities, invented by Descartes. -- Cartesian devil, a small hollow glass figure, used in connection with a ja…

The philosophy of Descartes.

marine mollusks. One of the most important applications of boring is in the formation of artesian wells. Tomlinson.

A machine for tearing or cutting rags, cotton, etc. Blue devils. See under Blue. -- Cartesian devil. See under Cartesian. -- Devil bird (Zoöl.), one of two or more South African drongo shrikes (Edolius retifer, and E. remifer), believed by the natives to be connected with sorcery. -- Devil may care, reckless, defian…

dioptric glass or telescope. "Dioptrical principles." Nichol. Dioptric curve (Geom.), a Cartesian oval. See under Cartesian.

rpose of raising them; -- specially applied to devices for withdrawing drills, etc., from artesian and other wells that are drilled, bored, or driven. Grab hag, at fairs, a bag or box holding small articles which are to be drawn, without being seen, on payment of a small sum. [Colloq.] -- Grab game, a theft committed b…

The system of occasional causes; -- a name given to certain theories of the Cartesian school of philosophers, as to the intervention of the First Cause, by which they account for the apparent reciprocal action of the soul and the body.

Race; generation; birth. Of mortal seed they were not held. Waller. Seed bag (Artesian well), a packing to prevent percolation of water down the bore hole. It consists of a bag encircling the tubing and filled with flax seed, which swells when wet and fills the space between the tubing and the sides of the hole. -- Se…

The lower part of a furnace, into which the metal falls. Artesian well, Driven well. See under Artesian, and Driven. -- Pump well. (Naut.) See Well, 5 (a), above. -- Well boring, the art or process of boring an artesian well. -- Well drain. (a) A drain or vent for water, somewhat like a well or pit, serving to disch…