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6 definitions found
 for Juglans regia
From The Collaborative International Dictionary of English v.0.48 :

  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]

From The Collaborative International Dictionary of English v.0.48 :

  Juglandine \Jug"lan*dine\, n.
     An alkaloid found in the leaves of the walnut ({Juglans
     regia).
     [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  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]

From The Collaborative International Dictionary of English v.0.48 :

  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]

From The Collaborative International Dictionary of English v.0.48 :

  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]
     [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">Ash-leaved walnut, a tree ({Juglans fraxinifolia), native
        in Transcaucasia.
  
     Black+walnut,+a+North+American+tree+({Juglans+nigra">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">White walnut, a North American tree ({Juglans cinerea),
        bearing long, oval, thick-shelled, oily nuts, commonly
        called butternuts. See Butternut.
        [1913 Webster]

From WordNet (r) 3.0 (2006) :

  Juglans regia
      n 1: 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, Juglans regia]

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