Source : Webster's Revised Unabridged Dictionary (1913)

Cacajao \Ca*ca*j[~a]o"\, n. [Pg.] (Zo["o]l)
   A South American short-tailed monkey ({Pithecia (or
   Brachyurus) melanocephala)}. [Written also {cacajo}.]

Source : WordNet®

Cacajao
     n : uakaris [syn: {genus Cacajao}]