noun
- Extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds.
- synonyms: archaeopteryx, Archaeopteryx lithographica
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). archeopteryx. Retrieved September 21, 2026, from http://smartdefine.org/archeopteryx/definitions/1257346 |
| Chicago | WordNet. 2010. "archeopteryx" http://smartdefine.org/archeopteryx/definitions/1257346 (accessed September 21, 2026). |
| Harvard | WordNet 2010, archeopteryx, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/archeopteryx/definitions/1257346>. |
| MLA | WordNet. "archeopteryx" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/archeopteryx/definitions/1257346> |