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单词 Allantoidea
释义

Allantoidea

plural noun

Al·​lan·​toi·​dea
ˌalən‧ˈtȯidēə,
ˌaˌlan‧-;
əˌlantəˈwidēə
in some classifications
: a division of Vertebrata comprising all forms in which the embryo develops a complete allantois

Word History

Etymology

New Latin, from allantoid-, allantois

First Known Use

1860, in the meaning defined above

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更新时间:2024/9/21 16:41:22