DICT.TW Dictionary Taiwan
3.15.229.217
Search for:
▼[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: Webster's Revised Unabridged Dictionary (1913)

 Al·lan·toid·e·a n. pl.  Zool. The division of Vertebrata in which the embryo develops an allantois. It includes reptiles, birds, and mammals.
 ◄ ►