marsupium

 
Pronunciation: /mɑːˈsuːpɪəm/

noun (plural marsupia /-pɪə/)

Zoology
  • a pouch that protects eggs, offspring, or reproductive structures, especially the pouch of a female marsupial mammal.

Origin:

mid 17th century: via Latin from Greek marsupion, diminutive of marsipos 'purse'