1. relating to or belonging to the Archosauria, a group of reptiles that includes crocodiles, birds, and extinct dinosaurs
Usage: scientific

1. a member of the Archosauria group of reptiles
Usage: scientific

Examples

• The archosaurian lineage split into two major groups millions of years ago.
• Birds are the only surviving archosaurian dinosaurs.
• Crocodiles represent one of the most ancient archosaurian forms.
• The fossil showed clear archosaurian characteristics in its skull structure.
• This archosaurian dominated the ecosystem during the Triassic period.
• Scientists study archosaurian evolution to understand reptile diversity.