has particulars: california black walnut, juglans californica, butternut, butternut tree, juglans cinerea, white walnut, black hickory, black walnut, black walnut tree, juglans nigra, circassian walnut, english walnut, english walnut tree, juglans regia, persian walnut

is a kind of nut tree

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CIDE DICTIONARY

Walnut, 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. valnöt, Dan valnöd. See Nut, and cf. Welsh.].

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]

" 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.

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OXFORD DICTIONARY

Walnut, n.
1 any tree of the genus Juglans, having aromatic leaves and drooping catkins.
2 the nut of this tree containing an edible kernel in two half shells shaped like boats.
3 the timber of the walnut-tree used in cabinet-making.

Etymology

OE walh-hnutu f. Gmc NUT

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ROGET THESAURUS

Walnut

Food

N food, eating, deglutition, gulp, epulation, mastication, manducation, rumination, gluttony, hippophagy, ichthyophagy, (appetite), mouth, jaws, mandible, mazard, gob, chops, drinking, potation, draught, libation, carousal, drunkenness, food, pabulum, aliment, nourishment, nutriment, sustenance, sustentation, sustention, nurture, subsistence, provender, corn, feed, fodder, provision, ration, keep, commons, board, commissariat, prey, forage, pasture, pasturage, fare, cheer, diet, dietary, regimen, belly timber, staff of life, bread, bread and cheese, comestibles, eatables, victuals, edibles, ingesta, grub, grubstake, prog, meat, bread, bread stuffs, cerealia, cereals, viands, cates, delicacy, dainty, creature comforts, contents of the larder, fleshpots, festal board, ambrosia, good cheer, good living, beef, bisquit, bun, cornstarch, cookie, cooky, cracker, doughnut, fatling, hardtack, hoecake, hominy, mutton, pilot bread, pork, roti, rusk, ship biscuit, veal, joint, piece de resistance, roast and boiled, remove, entremet, releve, hash, rechauffe, stew, ragout, fricassee, mince, pottage, potage, broth, soup, consomme, puree, spoonmeat, pie, pasty, volauvent, pudding, omelet, pastry, sweets, kickshaws, condiment, appetizer, hors d'oeuvre, main course, entree, alligator pear, apple, apple slump, artichoke, ashcake, griddlecake, pancake, flapjack, atole, avocado, banana, beche de mer, barbecue, beefsteak, beet root, blackberry, blancmange, bloater, bouilli, bouillon, breadfruit, chop suey, chowder, chupatty, clam, compote, damper, fish, frumenty, grapes, hasty pudding, ice cream, lettuce, mango, mangosteen, mince pie, oatmeal, oyster, pineapple, porridge, porterhouse steak, salmis, sauerkraut, sea slug, sturgeon ("Albany beef"), succotash, supawn, trepang, vanilla, waffle, walnut, table, cuisine, bill of fare, menu, table d'hote, ordinary, entree, meal, repast, feed, spread, mess, dish, plate, course, regale, regalement, refreshment, entertainment, refection, collation, picnic, feast, banquet, junket, breakfast, lunch, luncheon, dejeuner, bever, tiffin, dinner, supper, snack, junk food, fast food, whet, bait, dessert, potluck, table d'hote, dejeuner a la fourchette, hearty meal, square meal, substantial meal, full meal, blowout, light refreshment, bara, chotahazri, bara khana, mouthful, bolus, gobbet, morsel, sop, sippet, drink, beverage, liquor, broth, soup, potion, dram, draught, drench, swill, nip, sip, sup, gulp, wine, spirits, liqueur, beer, ale, malt liquor, Sir John Barleycorn, stingo, heavy wet, grog, toddy, flip, purl, punch, negus, cup, bishop, wassail, gin, coffee, chocolate, cocoa, tea, the cup that cheers but not inebriates, bock beer, lager beer, Pilsener beer, schenck beer, Brazil tea, cider, claret, ice water, mate, mint julep, near beer, 2 beer, non- alcoholic beverage, eating house, diner, hippophage, glutton, eatable, edible, esculent, comestible, alimentary, cereal, cibarious, dietetic, culinary, nutritive, nutritious, gastric, succulent, potable, potulent, bibulous, omnivorous, carnivorous, herbivorous, granivorous, graminivorous, phytivorous, ichthyivorous, omophagic, omophagous, pantophagous, phytophagous, xylophagous, across the walnuts and the wine, blessed hour of our dinners!, now good digestion wait on appetite, and health on both!, who can cloy the hungry edge of appetite?.

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