- (a.) Southern; lying or being in the south; as, austral land; austral ocean.
- (a.) Designating or pert. to, a zone extending across North America between the Transition and Tropical zones, and including most of the United States and central Mexico except the mountainous parts.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). austral. Retrieved September 21, 2026, from http://smartdefine.org/austral/definitions/1977211 |
| Chicago | Webster's. 2011. "austral" http://smartdefine.org/austral/definitions/1977211 (accessed September 21, 2026). |
| Harvard | Webster's 2011, austral, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/austral/definitions/1977211>. |
| MLA | Webster's. "austral" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/austral/definitions/1977211> |