adjective
- Of rocks, deposits, etc.; found where they and their constituents were formed.
- Originating where it is found.
- usage: "the autochthonal fauna of Australia includes the kangaroo"; "autochthonous rocks and people and folktales"; "endemic folkways"; "the Ainu are indigenous to the northernmost islands of Japan"
- synonyms: autochthonal, autochthonic, endemic, indigenous
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). autochthonous. Retrieved September 20, 2026, from http://smartdefine.org/autochthonous/definitions/1168748 |
| Chicago | WordNet. 2010. "autochthonous" http://smartdefine.org/autochthonous/definitions/1168748 (accessed September 20, 2026). |
| Harvard | WordNet 2010, autochthonous, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/autochthonous/definitions/1168748>. |
| MLA | WordNet. "autochthonous" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/autochthonous/definitions/1168748> |