| platyrrhini | (n) New World monkeys: capuchin; douroucouli; howler monkey; saki; spider monkey; squirrel monkey; titi; uakari; woolly monkey; marmoset; tamarin, Syn. superfamily Platyrrhini |
| new world monkey | (n) hairy-faced arboreal monkeys having widely separated nostrils and long usually prehensile tails, Syn. platyrrhinian, platyrrhine |
| platyrrhine | (adj) of or related to New World monkeys having nostrils far apart or to people with broad noses, Syn. platyrhinian, platyrrhinic, platyrrhinian, broadnosed, platyrhine, Ant. catarrhine, leptorrhine |