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aterite. -- Elastic curve. (a) (Geom.) The curve made by a thin elastic rod fixed horizontally at one end and loaded at the other. (b) (Mech.) The figure assumed by the longitudinal axis of an originally straight bar under any system of bending forces. Rankine. -- Elastic fluids, those which have the property of expa…

of double refraction and their relation to the elastic force of the luminous ether in crystalline media.

y Motordica Elaterium) and other related species. It is extracted as a bitter, white, crystalline substance, which is a violent purgative.

A metallic substance compounded of gold and silver; an alloy. [Obs.] Wyclif.

Negative; nonmetallic; acid; -- opposed to positive, metallic, or basic.

Hence: Positive; metallic; basic; -- distinguished from negative, nonmetallic, or acid.

A style of engraving in relief by means of voltaic electricity. A picture is drawn on a metallic plate with some material which resists the fluids of a battery; so that, in electro-typing, the parts not covered by the varnish, etc., receive a deposition of metal, and produce the required copy in intaglio. A cast of thi…

nsparent, colorless oil obtained from elemi resin by distillation with water; also, a crystallizable extract from the resin.

erived from, gallnuts or gallic acid; as, ellagic acid. Ellagic acid (Chem.), a white crystalline substance, C14H8O9, found in bezoar stones, and obtained by the oxidation of gallic acid.

Of or pertaining to certain veins of feldspathic or porphyritic rock crossing metalliferous veins in the mining districts of Cornwall; as, an elvan course.

A white crystalline bitter alkaloid extracted from ipecacuanha root, and regarded as its peculiar emetic principle.

An orange-red crystalline substance, C15H10O5, obtained from the buckthorn, rhubarb, etc., and regarded as a derivative of anthraquinone; -- so called from a species of rhubarb (Rheum emodei).

r the like, the colors being afterwards fixed by fire. -- Enamel paper, paper glazed a metallic coating.

An iron-black mineral of metallic luster, occurring in small orthorhombic crystals, also massive. It contains sulphur, arsenic, copper, and often silver.

reans, and of the Stoics, encountered him. Acts xvii. 18. I am most fortunate thus accidentally to encounter you. Shak.

erson who purchases such quantities of articles in a market as to raise the price; a forestaller. Locke.

A mineral of the pyroxene group, orthorhombic in crystallization; often fibrous and massive; color grayish white or greenish. It is a silicate of magnesia with some iron. Bronzite is a ferriferous variety.

The superstructure which lies horizontally upon the columns. See Illust. of Column, Cornice.

To penetrate mentally; to consider attentively; -- with into. He is particularly pleased with . . . Sallust for his entering into internal principles of action. Addison.

The act of enthroning; hence, the admission of a bishop to his stall or throne in his cathedral.