Corylus americana

from WordNet (r) 3.0 (2006)
Corylus americana
    n 1: nut-bearing shrub of eastern North America [syn: {American
         hazel}, {Corylus americana}]
    
from The Collaborative International Dictionary of English v.0.48
Hazel \Ha"zel\ (h[=a]"z'l), n. [OE. hasel, AS. h[ae]sel; akin to
   D. hazelaar, G. hazel, OHG. hasal, hasala, Icel. hasl, Dan &
   Sw. hassel, L. corylus, for cosylus.]
   1. (Bot.) A shrub or small tree of the genus {Corylus}, as
      the {Corylus avellana}, bearing a nut containing a kernel
      of a mild, farinaceous taste; the filbert. The American
      species are {Corylus Americana}, which produces the common
      hazelnut, and {Corylus rostrata}. See {Filbert}. --Gray.
      [1913 Webster]

   2. A miner's name for freestone. --Raymond.
      [1913 Webster]

   {Hazel earth}, soil suitable for the hazel; a fertile loam.
      

   {Hazel grouse} (Zool.), a European grouse ({Bonasa
      betulina}), allied to the American ruffed grouse.

   {Hazel hoe}, a kind of grub hoe.

   {Witch hazel}. See {Witch-hazel}, and {Hamamelis}.
      [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
filbert \fil"bert\, n. [Perh. fr. fill + bread, as filling the
   bread or husk; cf. G. bartnuss (lit., bread nut) filbert; or
   perh. named from a St.Philibert, whose day, Aug. 22, fell in
   the nutting season.]
   1. (Bot.) The fruit of the {Corylus Avellana} or {Corylus
      maxima}, also called the hazel; the hazelnut. It is an
      oval nut, containing a kernel that has a mild,
      farinaceous, oily taste, agreeable to the palate.
      [1913 Webster]

   Note: In England filberts are usually large hazelnuts,
         especially the nuts from selected and cultivated trees.
         The American hazelnuts are of two other species,
         {Corylus Americana} and {Corylus cornuta}, and are also
         sometimes called filberts.
         [1913 Webster +PJC]

   2. (Bot.) The tree bearing the filbert; the hazelnut tree.
      [PJC]

   {Filbert gall} (Zool.), a gall resembling a filbert in form,
      growing in clusters on grapevines. It is produced by the
      larva of a gallfly ({Cecidomyia}).
      [1913 Webster]
    

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