Definition of archosaur
: any of a subclass (Archosauria) of reptiles comprising the dinosaurs, pterosaurs, and crocodilians
archosaurianplay \ˌär-kə-ˈsȯr-ē-ən\ adjective or noun
Recent Examples of archosaur from the Web
Snakes and scaly lizards split from the archosaur before turtles and lack the red oil on their retinas.
Looking at the diversity of living and extinct archosaurs –
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Origin and Etymology of archosaur
New Latin Archosauria, from Greek archōn + sauros lizard
First Known Use: 1933See Words from the same year
Seen and Heard
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