What does "mangabey" mean?

Any of several large, arboreal Old World monkeys in the genera Cercocebus and Lophocebus.

Mangabey

Common synonyms include: cercocebus group, lophocebus monkeys, monkey, old world monkey, primate, primates.

noun

noun ·Rare ·Advanced level

Noun

1
Any of several large, arboreal Old World monkeys in the genera Cercocebus and Lophocebus.
2
large agile arboreal monkey with long limbs and tail and white upper eyelids wordnet

"Proponents of a newer study classify the golden-bellied mangabey as a distinct subspecies."

So called by Buffon from Mangaby, in Madagascar, where he erroneously supposed them to be native.