Dictionary.net

• A division of monkeys, including the American species, which have a broad nasal septum, thirty-six teeth, and usually a prehensile tail. See Monkey.

2010 - New Age Dictionary Database
By Oddity Software

• A division of monkeys, including the American species, which have a broad nasal septum, thirty-six teeth, and usually a prehensile tail. See Monkey.

1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.