Illustration of marmoset
marmoset
noun
mar·mo·set ˈmär-mə-ˌset 
-ˌzet
: any of numerous small soft-furred South and Central American monkeys (family Callithricidae) with claws instead of nails on all the digits except the big toe
Example Sentences
Recent Examples on the Web Wildlife, including scores of white-tailed and mule deer, a black-tailed marmoset, and a giant anteater. 
Erin Prater, Fortune, 5 Aug. 2022 Weighing in at a formidable 100 grams, the pygmy marmoset is the smallest monkey found on earth. Jared Ranahan, Forbes, 18 May 2022 For those wishing to catch a glimpse of a marmoset in the wild, a trip to the western Amazon basin is in store, with populations found scurrying throughout the riverside canopies of Colombia, Peru, Brazil, Bolivia, and Ecuador. Jared Ranahan, Forbes, 18 May 2022 One was for the deaths of marmoset monkeys that became trapped in their nest box within their cage in August. Sara Tabin, The Salt Lake Tribune, 20 Mar. 2021 In a June preprint on bioRxiv, neuroscientist and bioengineer Viviana Gradinaru and her team at the California Institute of Technology describe such an engineered virus that selectively infects the neurons of a marmoset. Kelly Servick, Science | AAAS, 28 Oct. 2020 Studying marmoset neural crest implications, therefore, could shed new light on human development too. Caroline Delbert, Popular Mechanics, 27 Oct. 2020 That group, Stop Animal Exploitation Now, also filed a complaint related to the accidental crushing death of a marmoset. Hallie Miller, baltimoresun.com, 7 Oct. 2020 In 2006, scientists described the adoption of a marmoset by a family of wild capuchin monkeys. Brigit Katz, Smithsonian Magazine, 3 Mar. 2020 See More
Erin Prater, Fortune, 5 Aug. 2022 Weighing in at a formidable 100 grams, the pygmy marmoset is the smallest monkey found on earth. Jared Ranahan, Forbes, 18 May 2022 For those wishing to catch a glimpse of a marmoset in the wild, a trip to the western Amazon basin is in store, with populations found scurrying throughout the riverside canopies of Colombia, Peru, Brazil, Bolivia, and Ecuador. Jared Ranahan, Forbes, 18 May 2022 One was for the deaths of marmoset monkeys that became trapped in their nest box within their cage in August. Sara Tabin, The Salt Lake Tribune, 20 Mar. 2021 In a June preprint on bioRxiv, neuroscientist and bioengineer Viviana Gradinaru and her team at the California Institute of Technology describe such an engineered virus that selectively infects the neurons of a marmoset. Kelly Servick, Science | AAAS, 28 Oct. 2020 Studying marmoset neural crest implications, therefore, could shed new light on human development too. Caroline Delbert, Popular Mechanics, 27 Oct. 2020 That group, Stop Animal Exploitation Now, also filed a complaint related to the accidental crushing death of a marmoset. Hallie Miller, baltimoresun.com, 7 Oct. 2020 In 2006, scientists described the adoption of a marmoset by a family of wild capuchin monkeys. Brigit Katz, Smithsonian Magazine, 3 Mar. 2020 See More Word History
Etymology
Middle English marmusette kind of monkey, from Middle French marmoset grotesque figure, from marmouser to mumble, of imitative origin
First Known Use
14th century, in the meaning defined above
Kids Definition
marmoset
noun
mar·mo·set ˈmär-mə-ˌset
: a small monkey of South and Central America with soft fur and a bushy tail