verb

bring the different elements of (a complex activity or organization) into a harmonious or efficient relationship.

he had responsibility for coordinating London’s transport services

harmonize,correlate,interrelate,synchronize,bring together,fit together,mesh,dovetail,organize,arrange,order,systematize,concert

adjective

equal in rank or importance.

cross references in the catalogue link subjects which may be coordinate

noun

each of a group of numbers used to indicate the position of a point, line, or plane.