[1] : The Collaborative International Dictionary of English v.0.48

bourtree \bourtree\ n.
   common black-fruited shrub or small tree sambucus nigra
   of europe and asia; -- the fruit is used for wines and
   jellies.

   syn: black elder, common elder, elderberry, european elder.
        wordnet 1.5
see also:
sambucus nigra 

[2] : The Collaborative International Dictionary of English v.0.48

elder \el"der\, n. oe. ellern, eller, as. ellen, cf. lg.
   elloorn; perh. akin to ohg. holantar, holuntar, g. holunder;
   or perh. to e. alder, n. bot.
   a genus of shrubs sambucus having broad umbels of white
   flowers, and small black or red berries.
   1913 webster

   note: the common north american species is sambucus
         canadensis; the common european species s. nigra
         forms a small tree. the red-berried elder is s.
         pubens. the berries are diaphoretic and aperient. the
         european elder sambucus nigra is also called the
         elderberry, bourtree, old world elder, black
         elder, and common elder.
         1913 webster + wordnet 1.5

   box elder. see under 1st box.

   dwarf elder. see danewort.

   elder tree. bot. same as elder. --shak.

   marsh elder, the cranberry tree viburnum opulus.
      1913 webster
see also:
sambucus sambucus canadensis s. nigra s. pubens sambucus nigra elderberry 
bourtree old world elder black elder common elder box elder 
box dwarf elder danewort elder tree elder 
marsh elder viburnum opulus 

[3] : WordNet (r) 2.0

bourtree
     n : common black-fruited shrub or small tree of europe and asia;
         fruit used for wines and jellies syn: black elder, common
         elder, elderberry, european elder, sambucus nigra
see also:
black elder common elder elderberry european elder sambucus nigra 

Bourtree >> B Words
Bourtree, definition of term: Bourtree
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