noun
- The region of the United States lying to the west of the Mississippi River.
- synonyms: West
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). western united states. Retrieved September 24, 2026, from http://smartdefine.org/western_united_states/definitions/1320511 |
| Chicago | WordNet. 2010. "western united states" http://smartdefine.org/western_united_states/definitions/1320511 (accessed September 24, 2026). |
| Harvard | WordNet 2010, western united states, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/western_united_states/definitions/1320511>. |
| MLA | WordNet. "western united states" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/western_united_states/definitions/1320511> |