WordNet (r) 3.0 (2006):
catarrhinian adj 1: of or related to Old World monkeys that have nostrils together and opening downward [syn: catarrhine, catarrhinian] [ant: broadnosed, leptorhine, leptorrhine, leptorrhinian, leptorrhinic, platyrhine, platyrhinian, platyrrhine, platyrrhinian, platyrrhinic]