Noun
The philosophy of Descartes.
Source: Webster's dictionaryI maintain, therefore, that just as there is in Cartesianism a methodical idealism, the kind that starts with nosse [knowing], there can be a methodical realism, the kind that starts with esse. Etienne Gilson
When the public reactions to the anonymously published Theologico-Political Treatise were extremely unfavourable to his brand of Cartesianism, Spinoza was compelled to abstain from publishing more of his works. Source: Internet