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Webster 1913 Edition


Cartesian

Car-te′sian

,
Adj.
[From Renatus
Cartesius
, Latinized from of René
Descartes
: cf. F.
cartésien
.]
Of or pertaining to the French philosopher René Descartes, or his philosophy.
The
Cartesion
argument for reality of matter.
Sir W. Hamilton.
Cartesian coordinates
(Geom)
,
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
(Geom.)
,
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.

Car-te′sian

,
Noun.
An adherent of Descartes.

Webster 1828 Edition


Cartesian

CARTESIAN

,
Adj.
Pertaining to the philosopher Des Cartes, or to his philosophy, which taught the doctrine of vortexes round the sun and planets.

CARTESIAN

,
Noun.
One who adopts the philosophy of Des Cartes.