Dictionary.com
Thesaurus.com

Illinois

1 American  
[il-uh-noi, -noiz] / ˌɪl əˈnɔɪ, -ˈnɔɪz /

noun

plural

Illinois
  1. a member of a confederacy of North American Indians of Algonquian stock, formerly occupying Illinois and adjoining regions westward.

  2. the Algonquian language of the Illinois and Miami Indians.


Illinois 2 American  
[il-uh-noi, -noiz] / ˌɪl əˈnɔɪ, -ˈnɔɪz /

noun

  1. a state in the central United States: a part of the Midwest. 56,400 sq. mi. (146,075 sq. km). Springfield. IL (for use with zip code), Ill.

  2. a river flowing southwest from northeastern Illinois to the Mississippi River: connected by a canal with Lake Michigan. 273 miles (440 km) long.


Illinois British  
/ ˌɪlɪˈnɔɪ /

noun

  1. Abbreviation: Ill..   IL.  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)

  2. a river in Illinois, flowing SW to the Mississippi. Length: 439 km (273 miles)

"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

Illinois Cultural  
  1. State in the north-central United States bordered on the north by Wisconsin, the east by Indiana, the south by Kentucky, and the west by Missouri and Iowa. Its capital is Springfield, and its largest city is Chicago.


Pronunciation

The pronunciation of Illinois with a final , which occurs chiefly among less educated speakers, is least common in Illinois itself, increasing in frequency as distance from the state increases.

Discover More

Known as the “Land of Lincoln” because Abraham Lincoln began his political career there.

Etymology

Origin of Illinois

1715–25, < French, earlier Eriniouai, Ilinoués, etc., from an unidentified Algonquian language, apparently literally, “one who sounds normal” (i.e., “a person who speaks an Algonquian language”), equivalent to the (unattested) Proto-Algonquian elements elen- “ordinary” + -we “make sound”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Illinois coach Brad Underwood’s ideal athlete is tall but agile, with a smooth dribble and a clean jump shot.

From The Wall Street Journal

The Bears want to move out of Chicago’s Soldier Field, and a competition to be their future home is pitting Illinois against Indiana.

From The Wall Street Journal

The Bears bought land in Arlington Heights in 2021 but await Illinois legislation for infrastructure and property tax guarantees.

From The Wall Street Journal

Illinois has pummeled its opponents on its way to the Sweet 16.

From The Wall Street Journal

When Illinois coach Brad Underwood was building his team last spring, he became obsessed with recruiting one particular type of player.

From The Wall Street Journal