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An intermediate agent; a broker; a procurer; -- usually in a disparaging sense. Shak.

very malleable and ductile. It is quite unalterable by heat, moisture, and most corrosive agents, and therefore well suited for its use in coin and jewelry. Symbol Au (Aurum). Atomic weight 196.7.

on, pumpkin, cucumber, etc., of the order Cucurbitaceæ; and especially the bottle gourd (Lagenaria vulgaris) which occurs in a great variety of forms, and, when the interior part is removed, serves for bottles, dippers, cups, and other dishes.

prominences which form on a raw surface (that of wounds or ulcers), and are the efficient agents in the process of healing.

atum; ultimate or first principle; cause of existence or occurrence; originating force or agency; as, the ground of my hope.

A plant (Aristolochia anguicida) of Carthagena, used as an antidote to serpent bites. Lindley.

A body obtained from hemoglobin, by the action of reducing agents in the absence of oxygen.

A dark brown powder containing iron, prepared by the action of zinc dust as a reducing agent upon the coloring matter of the blood, used medicinally as a hematinic.

Actual performance; deed; act; workmanship; agency; hence, manner of performance. To change the hand in carrying on the war. Clarendon. Gideon said unto God, If thou wilt save Israel by my hand. Judges vi. 36.

By the influence or agency of heaven. Out heavenly guided soul shall climb. Milton.

A dog of hell; an agent of hell. A hellhound, that doth hunt us all to death. Shak.

A variety of the common gourd (Lagenaria vulgaris). Its fruit sometimes exceeds five feet in length. (c) The Angelica tree. See under Angelica. -- Hercules powder, an explosive containing nitroglycerin; -- used for blasting.

ation, or a sexual and a parthenogenetic generation, alternate; -- in distinction from metagenesis, where sexual and asexual generations alternate. Claus & Sedgwick.

erest of (any one) for a specific purpose, by payment of wages; as, to hire a servant, an agent, or an advocate.

The male of a pair of animals. [R.] Dryden. A ship's husband (Naut.), an agent representing the owners of a ship, who manages its expenses and receipts.

ungent, colorless gas, HI, usually prepared as a solution in water. It is strong reducing agent. Called also hydrogen iodine.

e is a strong solution of the gas in water. It is a typical acid, and is an indispensable agent in commercial and general chemical work. Called also muriatic, and chlorhydric, acid.

collected as a solution in water. It attacks all silicates, as glass or porcelain, is the agent employed in etching glass, and is preserved only in vessels of platinum, lead, caoutchouc, or gutta-percha.

Tending to remove or separate water; eliminating water. Hydrolytic agents, such as sulphuric acid or caustic alkali. Encyc. Brit. Hydrolitic ferment (Physiol. Chem.), a ferment, enzyme, or chemical ferment, which acts only in the presence of water, and which causes the substance acted upon to take up a molecule of wate…

Of or pertaining to hydrometallurgy; involving the use of liquid reagents in the treatment or reduction of ores. -- Hy`dro*met`al*lur"gic*al*ly, adv.