Also found in: Dictionary, Thesaurus, Medical, Legal, Wikipedia.
ordinate:see Cartesian coordinatesCartesian coordinates
[for René Descartes], system for representing the relative positions of points in a plane or in space. In a plane, the point P is specified by the pair of numbers (x,y
..... Click the link for more information. .
The perpendicular distance of a point (x,y) of the plane from the x axis.
the vertical or y-coordinate of a point in a two-dimensional system of Cartesian coordinates