What is another word for metatherian?
Pronunciation: [mˌɛtəθˈi͡əɹɪən] (IPA) 
Metatherian is a scientific term used to describe a group of mammals that give birth to undeveloped young, which continue their development outside the womb in a pouch. This group includes marsupials, such as kangaroos, koalas, and opossums. There are several synonyms for the word metatherian, which are often used interchangeably. These include quasi-therian, marsupionta, metatheria, metatherians, protective-animal, pouched mammal, marsupial, and marsupial-like. Each synonym refers to specific characteristics associated with this unique group of mammals, and are used by scientists and researchers in various fields to describe and classify these animals.
