Cartesian axis

Cartesian axis

[kär′tē·zhən ′ak·səs]
(mathematics)
One of a set of mutually perpendicular lines which all pass through a single point, used to define a cartesian coordinate system; the value of one of the coordinates on the axis is equal to the directed distance from the intersection of axes, while the values of the other coordinates vanish.
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References in periodicals archive ?
Although all preceding figures show surfaces of the depicted amplitude functions of which the surfaces are axially symmetric about the polar axis z, this surface is axially symmetric about cartesian axis y; its real counterpart is analogously axially symmetric about axis x, and the real and imaginary parts of [[psi].
4) is taken when the thermal camera is situated right perpendicular to the patient while the ensemble is moving on the horizontal Cartesian axis.
Each robot moves independently on its own Cartesian axis X-Y-Z and T, with rotation of the tube gripper on the Z-axis.
The first Cartesian axis of the schematic face-differentiation space is interpreted in these studies as the mechanism to detect mouth curvature.