ordinate

Arranged in regular rows, as the spots on the wings of an insect.

The plane Cartesian coordinate representing the distance from a specified point to the x-axis, measured parallel to the y-axis.

Regular.

Well-regulated; orderly; proper; due.

In entomology, placed in one or more regular rows: as, ordinate spines, punctures, spots, etc.

In analytical geometry, a line used to determine the position of a point in space, drawn from the point to the axis of abscissas and parallel to the axis of ordinates. See abscissa, and Cartesian coördinates (under Cartesian).

To ordain; appoint.

To direct; dispose.

Any one of a set of parallel chords of a conic in relation to the diameter bisecting them. What in this sense was called semiordinate is now usually called ordinate.

Well-ordered; orderly; regular; methodical.