Meanings
proper noun
- One of 102 counties in Illinois, United States. County seat: Ottawa.
Origin
Named after René-Robert Cavelier, Sieur de La Salle.
Full word history & related roots →Cite this entry
APA
LaSalle County. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/LaSalle%20County
MLA
“LaSalle County.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/LaSalle%20County. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “LaSalle County,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/LaSalle%20County.
Source: LaSalle County on Wiktionary, CC BY-SA 4.0.