(a.) Of or pertaining to Avernus, a lake of Campania, in Italy, famous for its poisonous vapors, which ancient writers fancied were so malignant as to kill birds flying over it. It was represented by the poets to be connected with the infernal regions.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Avernian. Retrieved September 20, 2026, from http://smartdefine.org/avernian/definitions/1977430 |
| Chicago | Webster's. 2011. "Avernian" http://smartdefine.org/avernian/definitions/1977430 (accessed September 20, 2026). |
| Harvard | Webster's 2011, Avernian, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/avernian/definitions/1977430>. |
| MLA | Webster's. "Avernian" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/avernian/definitions/1977430> |