Definition of marsupium in English:

Share this entry


Pronunciation: /märˈso͞opēəm/

noun (plural marsupia /-pēə/)

A pouch that protects eggs, offspring, or reproductive structures, especially the pouch of a female marsupial mammal.
Example sentences
  • A marsupium is present and opens to the rear.
  • The eggs are carried by the female in an open marsupium.
  • In some (but by no means all) species of marsupials, females develop a pouch or marsupium in which the young are nursed.


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

For editors and proofreaders

Syllabification: mar·su·pi·um

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.