Source : Webster's Revised Unabridged Dictionary (1913)

Araroba \Ar`a*ro"ba\, n. [Tupi.]
   1. Goa powder.

   2. A fabaceous tree of Brazil ({Centrolobium robustum})
      having handsomely striped wood; -- called also
      {zebrawood}.

Source : WordNet®

Centrolobium robustum
     n : Brazilian tree with handsomely marked wood [syn: {arariba}]