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The fruit or nut of any tree of the genus Juglans; also, the tree, and its timber. The seven or eight known species are all natives of the north temperate zone.

a), of the gourd family, with red or orange-yellow cucumber-shaped fruit of the size of a walnut, used as a vulnerary, and in liniments and poultices. -- Balsam fir (Bot.), the American coniferous tree, Abies balsamea, from which the useful Canada balsam is derived. -- Balsam of copaiba. See Copaiba. -- Balsam of Me…

An American tree (Juglans cinerea) of the Walnut family, and its edible fruit; -- so called from the oil contained in the latter. Sometimes called oil nut and white walnut.

A table sauce made from mushrooms, tomatoes, walnuts, etc. [Written also ketchup.]

A concretionary nodule of clay ironstone, of the size of a walnut or larger, so called by the ancients, who believed that the eagle transported these stones to her nest to facilitate the laying of her eggs; aëtites.

found in licorice root (Glycyrrhiza), in monesia bark (Chrysophyllum), in the root of the walnut, etc., and extracted as a yellow, amorphous powder, of a bittersweet taste.

ng it unfit for washing. See Hardness, 3.- Hard wood, wood of a solid or hard texture; as walnut, oak, ash, box, and the like, in distinction from pine, poplar, hemlock, etc.- In hard condition, in excellent condition for racing; having firm muscles;-said of race horses.

An extractive matter contained in the juice of the green shucks of the walnut (Juglans regia). It is used medicinally as an alterative, and also as a black hair dye.

An alkaloid found in the leaves of the walnut (Juglans regia).

A genus of valuable trees, including the true walnut of Europe, and the America black walnut, and butternut.

A yellow crystalline substance resembling quinone, extracted from green shucks of the walnut (Juglans regia); -- called also nucin.

Madeira. A cup of Madeira, and a cold capon's leg. Shak. Madeira nut (Bot.), the European walnut; the nut of the Juglans regia.

The fruit of certain trees and shrubs (as of the almond, walnut, hickory, beech, filbert, etc.), consisting of a hard and indehiscent shell inclosing a kernel.

To deprive of the shucks or husks; as, to shuck walnuts, Indian corn, oysters, etc.

produced by inlaying pieces of wood of different colors and shades into panels usually of walnut wood.

The woody, thick skin inclosing the kernel of a walnut. [Obs.]