any of a family (Callithricidae) of very small New World monkeys of South and Central
, with thick
, variously colored fur
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'marmoset'ME < OFr marmouset, grotesque figure < ?: form prob. infl. by marmouser, to mumble, grumble, of echoic orig.