Walnut word meaning and definition

[noun] nut of any of various walnut trees having a wrinkled two-lobed seed with a hard shell
[noun] any of various trees of the genus Juglans
[noun] hard dark-brown wood of any of various walnut trees; used especially for furniture and paneling

\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. Note: In some parts of America, especially in New England, the name walnut is given to several species of hickory ({Carya}), and their fruit. {Ash-leaved walnut}, a tree ({Juglans fraxinifolia}), native in Transcaucasia. {Black walnut}, a North American tree ({J. 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}, or {European}, {walnut}, a tree ({J. 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 ({J. cinerea}), bearing long, oval, thick-shelled, oily nuts, commonly called butternuts. See {Butternut}.

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