[ ahy-uh-wuh; sometimes ahy-uh-wey ]

noun,plural I·o·was, (especially collectively) I·o·wa for 3.
  1. a state in the central United States: a part of the Midwest. 56,290 sq. mi. (145,790 sq. km). Capital: Des Moines. Abbreviations: IA (approved esp. for use with zip code), Ia., Io.

  2. a river flowing southeast from northern Iowa to the Mississippi River. 291 miles (470 km) long.

  1. a member of an American Indian people originally of Iowa, Missouri, and Minnesota but now of Oklahoma, Nebraska, and Kansas.

  2. the Siouan language spoken by the Iowa Indians.

Words Nearby Iowa Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use Iowa in a sentence

British Dictionary definitions for Iowa


/ (ˈaɪəʊə) /

  1. a state of the N central US, in the Midwest: consists of rolling plains crossed by many rivers, with the Missouri forming the western border and the Mississippi the eastern. Capital: Des Moines. Pop: 2 944 062 (2003 est). Area: 144 887 sq km (55 941 sq miles): Abbreviation: Ia., (with zip code) IA

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Cultural definitions for Iowa


State in the midwestern United States bordered by Minnesota to the north, Wisconsin and Illinois to the east, Missouri to the south, and Nebraska and South Dakota to the west. Its capital and largest city is Des Moines.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.