The Collaborative International Dictionary of English v.0.48:

huamachil \huamachil\ n.
   A common thorny tropical American tree (Pithecellobium
   dulce) having terminal racemes of yellow flowers followed by
   sickle-shaped or circinate edible pods and yielding good
   timber and a yellow dye and mucilaginous gum.

   Syn: manila tamarind, camachile, wild tamarind,
        Pithecellobium dulce.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

huamachil
    n 1: common thorny tropical American tree having terminal
         racemes of yellow flowers followed by sickle-shaped or
         circinate edible pods and yielding good timber and a yellow
         dye and mucilaginous gum [syn: manila tamarind,
         camachile, huamachil, wild tamarind, Pithecellobium
         dulce]