brierwood

from WordNet (r) 3.0 (2006)

brierwood
    n 1: wood from the hard woody root of the briar Erica arborea;
         used to make tobacco pipes [syn: {briarwood}, {brierwood},
         {brier-wood}]

from The Collaborative International Dictionary of English v.0.48

brierwood \bri"er*wood`\ n.
   1. wood from the hard woody root of the briar {Erica
      arborea}; it is used to make tobacco pipes. See also 2nd
      {brier} and {brier root}.

   Syn: briarwood.
        [WordNet 1.5]