ordinate

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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
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.

ordinate

[′ȯrd·ən·ət]
(mathematics)
The perpendicular distance of a point (x,y) of the plane from the x axis.

ordinate

the vertical or y-coordinate of a point in a two-dimensional system of Cartesian coordinates

ordinate

(mathematics)
The y-coordinate on an (x,y) graph; the output of a function plotted against its input.

x is the "abscissa".

See Cartesian coordinates.