noun
- Any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic.
- synonyms: hadrosaur, hadrosaurus
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). duck-billed dinosaur. Retrieved September 24, 2026, from http://smartdefine.org/duck-billed_dinosaur/definitions/1271635 |
| Chicago | WordNet. 2010. "duck-billed dinosaur" http://smartdefine.org/duck-billed_dinosaur/definitions/1271635 (accessed September 24, 2026). |
| Harvard | WordNet 2010, duck-billed dinosaur, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/duck-billed_dinosaur/definitions/1271635>. |
| MLA | WordNet. "duck-billed dinosaur" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/duck-billed_dinosaur/definitions/1271635> |