Definition of Metatheria in English:

Metatheria

Line breaks: Meta|theria
Pronunciation: /ˌmɛtəˈθɪərɪə
 
/

noun

Zoology
A group of mammals that comprises the marsupials. Compare with Eutheria.
  • Infraclass Metatheria, subclass Theria
More example sentences
  • Yet the teeth of deltatheroidans are of remarkably primitive construction; if they are related to marsupials, an extremely early divergence of Metatheria and Eutheria is implied.
  • These evolutionary ties between the South American Microbiotheriidae and the Australian marsupials help to illuminate the biogeographic history of the Metatheria.
  • The data presented here encompassed 5 Metatheria (order Didelphimorphia) and 62 Eutheria: 15 Xenarthra, 24 Euarchontoglires, as well as 23 Laurasiatheria (22 Chiroptera and 1 species from Perissodactyla).

Origin

modern Latin (plural), from meta- (expressing change) + Greek thēria, plural of thērion 'wild animal'.

Definition of Metatheria in:

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Word of the day apposite
Pronunciation: ˈapəzit
adjective
apt in the circumstances or relation to something