First Known Use: 1835
Dictionary
monotreme
noun mono·treme \ˈmä-nə-ˌtrēm\
Definition of MONOTREME
: any of an order (Monotremata) of egg-laying mammals comprising the platypuses and echidnas
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Origin of MONOTREME
New Latin Monotremata, from Greek mon- + trēmat-, trēma hole — more at trematode
Rhymes with MONOTREME
Medical Dictionary
monotreme
noun mono·treme \ˈmän-ə-ˌtrēm\
Medical Definition of MONOTREME
: any mammal (as a platypus) of the order Monotremata
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