noun
- A midwestern state in north-central United States.
- synonyms: Prairie State, Land of Lincoln, IL
- A member of the Algonquian people formerly of Illinois and regions to the west.
- The Algonquian language of the Illinois and Miami. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). illinois. Retrieved September 21, 2026, from http://smartdefine.org/illinois/definitions/1218040 |
| Chicago | WordNet. 2010. "illinois" http://smartdefine.org/illinois/definitions/1218040 (accessed September 21, 2026). |
| Harvard | WordNet 2010, illinois, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/illinois/definitions/1218040>. |
| MLA | WordNet. "illinois" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/illinois/definitions/1218040> |