Des Plaines
geographical name
1
river 150 miles (241 kilometers) long in northeastern Illinois flowing south to unite with the Kankakee River forming the Illinois River
2
city in northeastern Illinois northwest of Chicago population 58,364
Cite this Entry
“Des Plaines.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Des%20Plaines. Accessed 31 Oct. 2025.
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