Derived from Middle French Descartes, one of several surnames originating in the Reformation period denoting support for the compromise of religious charters for each municipality, indicating adherence to a Catholic or Protestant denomination. Compare also the surname of his mother Brochard and the Germanic variant Broschart, corresponding to pro- (“for, supporting, on behalf of”) + charta (“charter”).
Cartesius m sg (genitive Cartesiī or Cartesī); second declension
Second-declension noun, singular only.
singular | |
---|---|
nominative | Cartesius |
genitive | Cartesiī Cartesī1 |
dative | Cartesiō |
accusative | Cartesium |
ablative | Cartesiō |
vocative | Cartesī |
1Found in older Latin (until the Augustan Age).