mangabey

Any of various large forest-dwelling African monkeys of two genera, one (Cercocebus) consisting of chiefly terrestrial species, and the other (Lophocebus) consisting of chiefly arboreal species.

A monkey of the genus Cercocebus, of which there are several species, inhabiting Africa.

Any one of several African monkeys of the genus Cercocebus, as the sooty mangabey (Cercocebus fuliginosus), which is sooty black.

Any of several large, arboreal monkeys of the family Cercopithecidae

large agile arboreal monkey with long limbs and tail and white upper eyelids