Hadrosaur Definition
hadrəsôr
hadrosaurs
noun
hadrosaurs
Any of a family (Hadrosauridae) of large, duck-billed ornithopod dinosaurs of the Cretaceous Period.
Webster's New World
Synonyms:
Other Word Forms of Hadrosaur
Noun
Singular:
hadrosaur
Plural:
hadrosaursOrigin of Hadrosaur
-
Back-formation from Hadrosauridae, from the type genus Hadrosaurus, which in turn was derived from Ancient Greek ἁδρός (hadros, “strong”) + σάυρα (saura, “lizard”).
From Wiktionary
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