dictionary help| monotremata | medical dictionary |
<zoology> 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.
Origin: NL, fr. Gr. Single + hole.
(01 Mar 1998)
monotocous, monotomous, monotonic, monotonic sequence < Prev | Next > monotrematous, monotreme, monotrichate
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