Archosaur
ahd-5
noun.
Any of various vertebrates of the group Archosauria, having a single opening in each side of the skull in front of the eye socket, and including the dinosaurs, birds, pterosaurs, and modern crocodilians.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
Any
reptile
of the taxon
Archosauria
; includes the extinct
dinosaurs
,
plesiosaurs
,
pterosaurs
and
ichthyosaurs
and the modern
crocodiles
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts
Hypernym
Words that are more generic or abstract
diapsid
diapsid reptile
Hyponym
Words that are more specific
dinosaur
flying reptile
ichthyosaur
nothosaur
plesiosaur