01 a. Of or pertaining to the French philosopher René Descartes, or his philosophy.
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1.
Of or pertaining to the French philosopher René Descartes, or his philosophy.“The Cartesion argument for reality of matter.” — Sir W. Hamilton.
Phrases & compounds
Cartesian coordinates —
distance of a point from lines or planes; -- used in a system of representing geometric quantities, invented by Descartes.
Cartesian devil —
a small hollow glass figure, used in connection with a jar of water having an elastic top, to illustrate the effect of the compression or expansion of air in changing the specific gravity of bodies.
Cartesion oval —
a curve such that, for any point of the curve mr + m′r′ = c, where r and r′ are the distances of the point from the two foci and m, m′ and c are constant; -- used by Descartes.