The Collaborative International Dictionary of English v.0.48:
Pongo \Pon"go\, n. (Zool.) Any large ape; especially, the chimpanzee and the orang-outang. [1913 Webster]WordNet (r) 3.0 (2006):
Pongo n 1: type genus of the family Pongidae: orangutans [syn: Pongo, genus Pongo]