The Collaborative International Dictionary of English v.0.48:

granadillo \gran`a*dil"lo\ n. (Bot.)
   A West Indian tree (Brya ebenus) yielding a fine grade of
   green ebony.

   Syn: granadilla tree, Brya ebenus.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

granadillo
    n 1: West Indian tree yielding a fine grade of green ebony [syn:
         granadilla tree, granadillo, Brya ebenus]