Also found in: Thesaurus, Medical, Legal, Financial, Acronyms, Encyclopedia, Wikipedia.
Related to Illinois: University of Illinois
n. pl. Illinois
1. A member of a confederacy of Native American peoples formerly inhabiting southern Wisconsin, northern Illinois, and parts of eastern Iowa and Missouri, with a present-day population mostly in Oklahoma.
2. The Algonquian language of the Illinois.
[French, variant of earlier ilinoüek, of Algonquian origin, perhaps meaning "those who speak normally" and ultimately from Proto-Algonquian *elen-, regular, ordinary, in Algonquian fashion + *we·-, make sound, speak.]
Il·li·nois 2(ĭl′ə-noi′) Abbr. IL or Ill.
A state of the north-central United States. It was admitted as the 21st state in 1818. The area was explored by the French in the late 1600s, ceded by France to the British in 1763, and ceded by them to the newly formed United States in 1783. Springfield is the capital and Chicago the largest city.
Il′li·nois′an (-noi′ən) adj. & n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Placename) a state of the N central US, in the Midwest: consists of level prairie crossed by the Illinois and Kaskaskia Rivers; mainly agricultural. Capital: Springfield. Pop: 12 653 544 (2003 est). Area: 144 858 sq km (55 930 sq miles). Abbreviation: Ill. or IL (with zip code)
2. (Placename) a river in Illinois, flowing SW to the Mississippi. Length: 439 km (273 miles)
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Il•li•nois(ˌɪl əˈnɔɪ; sometimes -ˈnɔɪz)
1. a state in the central United States. 12,419,293; 56,400 sq. mi. (146,075 sq. km). Cap.: Springfield. Abbr.: IL, Ill.
2. a river flowing SW from NE Illinois to the Mississippi River: connected by a canal with Lake Michigan. 273 mi. (440 km) long.
a. (used with a pl. v.) the members of a group of American Indian tribes formerly occupying parts of Illinois and adjoining regions westward.
b. the extinct Algonquian language of these people.
pron: The pronunciation of Illinois with a final (z), which occurs chiefly among less educated speakers, is least common in Illinois itself, increasing in frequency with distance from the state.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Switch to new thesaurus
|Noun||1.||Illinois - a midwestern state in north-central United States|
middle west, Midwest, midwestern United States - the north central region of the United States (sometimes called the heartland or the breadbasket of America)
U.S.A., United States, United States of America, US, USA, America, the States, U.S. - North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
Cairo - a town at the southern tip of Illinois at the confluence of the Ohio and Mississippi Rivers
Carbondale - a town in southern Illinois
Champaign - a university town in east central Illinois adjoining Urbana
Chicago, Windy City - largest city in Illinois; a bustling Great Lakes port that extends 26 miles along the southwestern shoreline of Lake Michigan
Decatur - a city in central Illinois; Abraham Lincoln practiced law here
East Saint Louis - a town in southwest Illinois on the Mississippi across from Saint Louis
Moline - a town in northwest Illinois on the Mississippi River
Peoria - a city in central Illinois on the Illinois River
Rockford - a city in northern Illinois
Rock Island - a town in northwest Illinois on the Mississippi River; site of a Union prison during the American Civil War
Urbana - a university town in east central Illinois adjoining Champaign
Illinois River - a river in Illinois that flows southwest to the Mississippi River
|2.||Illinois - a member of the Algonquian people formerly of Illinois and regions to the west|
|3.||Illinois - the Algonquian language of the Illinois and Miami|
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.