/juy gan'toh pi thee"keuhs, -pith"i keuhs, ji-/ , n.
a genus of extinct ape of southern Asia existing during the Pliocene and Pleistocene epochs, known only from very large fossil jaws and teeth and believed to be perhaps the biggest hominoid that ever lived.
[ 1940-45; gigant- (s. of gígas ) GIANT + -o- -O- + píthekos ape ]