Bible Dictionaries
Monotremata

Webster's Dictionary

(n. pl.) A subclass of Mammalia, having a cloaca in which the ducts of the urinary, genital, and alimentary systems terminate, as in birds. The female lays eggs like a bird. See Duck mole, under Duck, and Echidna.

Bibliography Information
Webster, Noah. Entry for 'Monotremata'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​m/monotremata.html. 1828.