Source : Webster's Revised Unabridged Dictionary (1913)

Cacao \Ca*ca"o\, n. [Sp., fr. Mex. kakahuatl. Cf. {Cocoa},
   {Chocolate}] (Bot.)
   A small evergreen tree ({Theobroma Cacao}) of South America
   and the West Indies. Its fruit contains an edible pulp,
   inclosing seeds about the size of an almond, from which
   cocoa, chocolate, and broma are prepared.

Source : WordNet®

cacao
     n : tropical American tree producing cacao beans [syn: {cacao
         tree}, {chocolate tree}, {Theobroma cacao}]