Monotremata
noun plural
Mono·trema·ta
ˌmän-ə-ˈtrem-ət-ə 
-ˈtrēm-
-ˈtrēm-
: an order of egg-laying mammals comprising the platypuses and the echidnas
Cite this Entry
“Monotremata.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Monotremata. Accessed 2 Jul. 2025.
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