) -wa for 3. | 1. | a state in the central United States: a part of the Midwest. 2,913,387; 56,290 sq. mi. (145,790 sq. km). Capital: Des Moines. Abbreviation: IA (approved esp. for use with zip code), Ia., Io. |
| 2. | a river flowing SE from N Iowa to the Mississippi River. 291 mi. (470 km) long. |
| 3. | a member of an American Indian people originally of Iowa, Missouri, and Minnesota but now of Oklahoma, Nebraska, and Kansas. |
| 4. | the Siouan language spoken by the Iowa Indians. |