noun
- Primitive dinosaur actually lacking horns and having only the beginning of a frill; long hind limbs and short forelimbs; may have been bipedal.
- synonyms: psittacosaur
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). psittacosaurus. Retrieved September 23, 2026, from http://smartdefine.org/psittacosaurus/definitions/1329581 |
| Chicago | WordNet. 2010. "psittacosaurus" http://smartdefine.org/psittacosaurus/definitions/1329581 (accessed September 23, 2026). |
| Harvard | WordNet 2010, psittacosaurus, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/psittacosaurus/definitions/1329581>. |
| MLA | WordNet. "psittacosaurus" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/psittacosaurus/definitions/1329581> |