| 释义 |
al·lan·toi·dea
\ˌalən.ˈtȯidēə, ˌaˌlan.-; əˌlantəˈwidēə\ noun plural
Usage: capitalized
Etymology: New Latin, from allantoid-, allantois
in some classifications : a division of Vertebrata comprising all forms in which the embryo develops a complete allantois |