单词 | metatherian |
释义 | Word Frequency metatherian(ˌmɛtəˈθɪərɪən) adjective 1. of, relating to, or belonging to the Metatheria, a subclass of mammals comprising the marsupials noun Compare eutherian, prototherian 2. any metatherian mammal; marsupial Word origin C19: from New Latin, from meta- + Greek thērion animal |
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