Metatheria
Pronunciation: /ˌmɛtəˈθɪərɪə/
Definition of Metatheria
noun
Zoology- a group of mammals that comprises the marsupials. Compare with Eutheria.
- Infraclass Metatheria, subclass Theria
Origin:
modern Latin (plural), from meta- (expressing change) + Greek thēria, plural of thērion 'wild animal'