noun
- Italian pope from 795 to 816 who in 800 crowned Charlemagne emperor of the Romans (750-816. ).
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Leo III. Retrieved September 25, 2026, from http://smartdefine.org/leo_iii/definitions/1234213 |
| Chicago | WordNet. 2010. "Leo III" http://smartdefine.org/leo_iii/definitions/1234213 (accessed September 25, 2026). |
| Harvard | WordNet 2010, Leo III, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/leo_iii/definitions/1234213>. |
| MLA | WordNet. "Leo III" 23 October 2010. Web. 25 September 2026. <http://smartdefine.org/leo_iii/definitions/1234213> |