(n.) An American herbivorous dinosaur of great size, allied to the iguanodon. It is found in the Cretaceous formation.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hadrosaurus. Retrieved September 21, 2026, from http://smartdefine.org/hadrosaurus/definitions/2014501 |
| Chicago | Webster's. 2011. "hadrosaurus" http://smartdefine.org/hadrosaurus/definitions/2014501 (accessed September 21, 2026). |
| Harvard | Webster's 2011, hadrosaurus, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/hadrosaurus/definitions/2014501>. |
| MLA | Webster's. "hadrosaurus" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/hadrosaurus/definitions/2014501> |