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ular space, in the interior of organic cells, either containing air, or a pellucid watery liquid, or some special chemical secretions of the cell protoplasm. Contractile vacuole. (Zoöl.) See under Contractile, and see Illusts. of Infusoria, and Lobosa. -- Food vacuole. (Zoöl.) See under Food, and see Illust. of Infuso…

C4H9CO2H, is obtained from valerian root and other sources, as a corrosive, mobile, oily liquid, having a strong acid taste, and an odor of old cheese. Active valeric acid, a metameric variety which turns the plane of polarization to the right, although formed by the oxidation of a levorotatory amyl alcohol.…

ric acid with glycerin, occurring in butter, dolphin oil., and forming an forming an oily liquid with a slightly unpleasant odor.

valerian or some of its products, as valeric acid; as in valerolactone, a colorless oily liquid produced as the anhydride of an hydroxy valeric acid.

A ketone of valeric acid obtained as an oily liquid.

A liquid hydrocarbon, C5H8; -- called also pentine.

A volatile liquid hydrocarbon, C5H6, related to ethylene and acetylene, but possessing the property of unsaturation in the third degree. It is the only known member of a distinct series of compounds. It has a garlic odor.

stance in the gaseous, or aëriform, state, the condition of which is ordinarily that of a liquid or solid.

A viscid liquid, consisting of a solution of resinous matter in an oil or a volatile liquid, laid on work with a brush, or otherwise. When applied the varnish soon dries, either by evaporation or chemical action, and the resinous part forms thus a smooth, hard surface, with a beautiful gloss, capable of resisting, to a…

A measure for liquids, and also a dry measure; especially, a liquid measure in Belgium and Holland, corresponding to the hectoliter of the metric system, which contains 22.01 imperial gallons, or 26.4 standard gallons in the United States.

A Russian liquid measure, equal to 3.249 gallons of U.S. standard measure, or 2.706 imperial gallons. McElrath.

Any liquid with which a pigment is applied, including whatever gum, wax, or glutinous or adhesive substance is combined with it.

ntracta. Etym: [L., literally, contracted vein.] (Hydraulics) The contracted portion of a liquid jet at and near the orifice from which it issues. -- Vena portæ; pl. VenÆ portæ. Etym: [L., literally, vein of the entrance.] (Anat.) The portal vein of the liver. See under Portal.

A liquid hydrocarbon obtained by the decomposition of veratric acid, and constituting the dimethyl ether of pyrocatechin.

A liquid composition applied to a gilded surface to give luster to the gold. Knight.

A sour liquid used as a condiment, or as a preservative, and obtained by the spontaneous (acetous) fermentation, or by the artificial oxidation, of wine, cider, beer, or the like.

An instrument for measuring the degree of viscosity of liquids, as solutions of gum.

orm of electricity which is developed by the chemical action between metals and different liquids; voltaic electricity; also, the science which treats of this form of electricity; -- called also galvanism, from Galvani, on account of his experiments showing the remarkable influence of this agent on animals.…

An instrument for measuring the volumes of gases or liquids by introducing them into a vessel of known capacity.

A mass of fluid, especially of a liquid, having a whirling or circular motion tending to form a cavity or vacuum in the center of the circle, and to draw in towards the center bodies subject to its action; the form assumed by a fluid in such motion; a whirlpool; an eddy.