(n.) A very large species of frog (Rana Catesbiana), found in North America; -- so named from its loud bellowing in spring.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). bullfrog. Retrieved September 24, 2026, from http://smartdefine.org/bullfrog/definitions/1983069 |
| Chicago | Webster's. 2011. "bullfrog" http://smartdefine.org/bullfrog/definitions/1983069 (accessed September 24, 2026). |
| Harvard | Webster's 2011, bullfrog, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/bullfrog/definitions/1983069>. |
| MLA | Webster's. "bullfrog" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/bullfrog/definitions/1983069> |