to combine (diverse elements) into a common action, movement, or condition; to harmonize (things)

in chemistry, to combine to form a coordinate bond to (e.g. an atom)

to combine or act together harmoniously

in mathematics, any of a set of numbers used in specifying the location of a point on a line, on a surface, or in space

(in pl) outer garments, usu separates, in harmonizing colours and, materials, and pattern

equal in rank, quality, or significance

of equal rank in a sentence

coordinate clauses

relating to or marked by coordination

involving coordinates

coordinate geometry