geographical name
Chi·​ca·​go | \ shə-ˈkä-(ˌ)gō How to pronounce Chicago (audio) , -ˈkȯ-, -gə How to pronounce Chicago (audio) \

Definition of Chicago

1 river in Chicago, Illinois, having a northern branch and a southern branch and originally flowing east into Lake Michigan but now flowing south through the southern branch and Chicago Sanitary and Ship Canal into the Des Plaines River
2 city and port on Lake Michigan in northeastern Illinois population 2,695,598

Note: Chicago is by far the most populous city in Illinois.

Other Words from Chicago

Chicagoan \ shə-​ˈkä-​gō-​ən How to pronounce Chicagoan (audio) , -​ˈkȯ-​ \ noun

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Cite this Entry

“Chicago.” Dictionary, Merriam-Webster, Accessed 5 Apr. 2020.

More from Merriam-Webster on Chicago

Nglish: Translation of Chicago for Spanish Speakers

Britannica English: Translation of Chicago for Arabic Speakers

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