noun
- A river that is formed in western Pennsylvania and flows westward to become a tributary of the Mississippi River.
- synonyms: Ohio
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Ohio River. Retrieved September 22, 2026, from http://smartdefine.org/ohio_river/definitions/1298474 |
| Chicago | WordNet. 2010. "Ohio River" http://smartdefine.org/ohio_river/definitions/1298474 (accessed September 22, 2026). |
| Harvard | WordNet 2010, Ohio River, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/ohio_river/definitions/1298474>. |
| MLA | WordNet. "Ohio River" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/ohio_river/definitions/1298474> |