rhamnus frangula

4 definitions found

rhamnus frangula - Collaborative International Dictionary of English v.0.48 :

  Frangulic \Fran*gu"lic\, Frangulinic \Fran`gu*lin"ic\, a.
     (Chem.)
     Pertaining to, or drived from, frangulin, or a species
     (Rhamnus Frangula) of the buckthorn.
     [1913 Webster]
  
     Frangulinic acid (Chem.), a yellow crystalline substance,
        resembling alizarin, and obtained by the decomposition of
        frangulin.
        [1913 Webster]

  Frangulin \Fran"gu*lin\, n. (Chem.)
     A yellow crystalline dyestuff, regarded as a glucoside,
     extracted from a species (Rhamnus Frangula) of the
     buckthorn; -- called also rhamnoxanthin.
     [1913 Webster]

  Alder \Al"der\ ([add]l"d[~e]r), n. [OE. aldir, aller, fr. AS.
     alr, aler, alor, akin to D. els, G. erle, Icel. erlir, erli,
     Swed. al, Dan. elle, el, L. alnus, and E. elm.] (Bot.)
     A tree, usually growing in moist land, and belonging to the
     genus Alnus. The wood is used by turners, etc.; the bark by
     dyers and tanners. In the U. S. the species of alder are
     usually shrubs or small trees.
     [1913 Webster]
  
     Black alder.
     (a) A European shrub (Rhamnus frangula); Alder buckthorn.
     (b) An American species of holly (Ilex verticillata),
         bearing red berries.
         [1913 Webster] Alder

rhamnus frangula - WordNet (r) 2.1 (2005) :

  Rhamnus frangula
      n 1: small tree common in Europe [syn: alder buckthorn, alder dogwood
           , Rhamnus frangula]