ARCHOSAUR


Meaning of ARCHOSAUR in English

[ 'α:kəsɔ: ]

■ noun Zoology & Palaeontology a reptile of a large group that includes the crocodilians together with the extinct dinosaurs and pterosaurs.

Origin

1930s: from mod. L. Archosauria , from Gk arkhos 'chief' or arkhōn 'ruler' + -saur .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.