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Definition of descartes
descartes
/deɪˈkɑːrt/
Des · cartes
Adjective:Cartesian
descartes Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
2
• noun
1
René Descartes (1596–1650), a French philosopher, mathematician, and scientist regarded as a founder of modern Western philosophy and the developer of Cartesian geometry.
Example
"In our introductory philosophy seminar, we examined how Descartes used methodological skepticism to arrive at the famous conclusion 'I think, therefore I am.'"
2
A commune and town in the Indre-et-Loire department in central France, formerly known as La Haye-en-Touraine and renamed in honor of its famous native, the philosopher René Descartes.
• Rhymes for descartes
• Nearby Words
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Descartes. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/descartes