hadrosaur
/ˈhædrəsɔr/
noun
- A type of large, plant-eating dinosaur from the late Cretaceous period, known for its duck-like bill. Also called a duck-billed dinosaur.
- Unlike some dinosaurs, the hadrosaur walked on both two legs and four legs.
- The hadrosaur used its flat beak to chew tough plants like ferns and cycads.
- Fossils of a hadrosaur were discovered in Montana last summer.
Synonyms