marsupial bone

noun

Definition of marsupial bone

: either of a pair of small bones supporting the pouch walls in many marsupials and in monotremes

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Cite this Entry

“Marsupial bone.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/marsupial%20bone. Accessed 21 November 2019.

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