名詞 thecodont:

1. presumably in the common ancestral line to dinosaurs and crocodiles and birds
   同義詞：thecodont reptile

the.co.dont

n.（名詞）
Any of various extinct primitive archosaurs of the order Thecodontia of the late Permian and Triassic periods, having teeth in sockets and probably ancestral to the dinosaurs.
槽齒類：二迭紀(jì)和三迭紀(jì)晚期槽齒目幾種已滅絕的原始初龍，牙槽中有牙齒并且可能是恐龍的祖先

來源：
New Latin Thôcodontia [order name]
New Latin Thôcodontia [order name]
Greek thôkô [chest, sheath] * see dhô-
Greek thôkô [chest, sheath] *參見 dhô-
Greek -odôn -odont- [-odont]
Greek -odôn -odont- [-odont]