Found 2 items, similar to Juglans regia.
English → English (WordNet) Definition: Juglans regia Juglans regia n : Eurasian walnut valued for its large edible nut and its hard richly figured wood; widely cultivated [syn: English walnut , English walnut tree, Circassian walnut, Persian walnut ]
English → English (gcide) Definition: Juglans regia Juglandin \Jug"lan*din\, n. [L. juglans, -andis, a walnut: cf. F. juglandine.] (Chem.) 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. [1913 Webster] Juglandine \Jug"lan*dine\, n. An alkaloid found in the leaves of the walnut (Juglans regia ). [1913 Webster] Juglone \Ju"glone\, n. [L. juglans the walnut + -one.] (Chem.) A yellow crystalline substance (C10H6O3) resembling quinone, extracted from green shucks of the walnut (Juglans regia ); -- called also nucin. Chemically, it is 5-hydroxy-1,4-naphthalenedione. [1913 Webster] Madeira \Ma*dei"ra\, n. [Pg., the Island Madeira, properly, wood, fr. L. materia stuff, wood. The island was so called because well wooded. See Matter.] A rich wine made on the Island of Madeira. [1913 Webster] A cup of Madeira, and a cold capon's leg. --Shak. [1913 Webster] Madeira nut (Bot.), the European walnut; the nut of the Juglans regia. [1913 Webster] Walnut \Wal"nut\, n. [OE. walnot, AS. wealh-hnutu a Welsh or foreign nut, a walnut; wealh foreign, strange, n., a Welshman, Celt (akin to OHG. Walh, properly, a Celt, from the name of a Celtic tribe, in L. Volcae) + hnutu a nut; akin to D. walnoot, G. walnuss, Icel. valhnot, Sw. valn["o]t, Dan valn["o]d. See Nut, and cf. Welsh.] (Bot.) 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. [1913 Webster] Note: In some parts of America, especially in New England, the name walnut is given to several species of hickory (Carya), and their fruit. [1913 Webster] Ash-leaved walnut, a tree (Juglans fraxinifolia), native in Transcaucasia. Black walnut, a North American tree (Juglans nigra) valuable for its purplish brown wood, which is extensively used in cabinetwork and for gunstocks. The nuts are thick-shelled, and nearly globular. English walnut, or European walnut, a tree (Juglans regia ), native of Asia from the Caucasus to Japan, valuable for its timber and for its excellent nuts, which are also called Madeira nuts. Walnut brown, a deep warm brown color, like that of the heartwood of the black walnut. Walnut oil, oil extracted from walnut meats. It is used in cooking, making soap, etc. White walnut, a North American tree (Juglans cinerea), bearing long, oval, thick-shelled, oily nuts, commonly called butternuts. See Butternut. [1913 Webster]