Coördinate

01 a. Equal in rank or order; not subordinate.

1.
Equal in rank or order; not subordinate.
“Whether there was one Supreme Governor of the world, or many coordinate powers presiding over each country.” — Law.

“Conjunctions joint sentences and coordinate terms.” — Rev. R. Morris.

Phrases & compounds

Coordinate adjectives — adjectives disconnected as regards one another, but referring equally to the same subject.

Coordinate conjunctions — conjunctions joining independent propositions.

02 n. A thing of the same rank with another thing; one two or more persons or things of equal rank, authority, or importance.

1.
A thing of the same rank with another thing; one two or more persons or things of equal rank, authority, or importance.
“It has neither coordinate nor analogon; it is absolutely one.” — Coleridge.
2.
Lines, or other elements of reference, by means of which the position of any point, as of a curve, is defined with respect to certain fixed lines, or planes, called coordinate axes and coordinate planes. See Abscissa.(Math.) See: Abscissa

Phrases & compounds

Cartesian coordinates — See under Cartesian.

Geographical coordinates — the latitude and longitude of a place, by which its relative situation on the globe is known. The height of the above the sea level constitutes a third coordinate.

Polar coordinates — coordinates made up of a radius vector and its angle of inclination to another line, or a line and plane; as those defined in (b) and (d) above.

Rectangular coordinates — coordinates the axes of which intersect at right angles.

Rectilinear coordinates — coordinates made up of right lines. Those defined in (a) and (c) above are called also Cartesian coordinates.

Trigonometrical coordinates — elements of reference, by means of which the position of a point on the surface of a sphere may be determined with respect to two great circles of the sphere.

Trilinear coordinates — coordinates of a point in a plane, consisting of the three ratios which the three distances of the point from three fixed lines have one to another.