coordinate

Concise Oxford English Dictionary © 2008 Oxford University Press:
coordinate (also co-ordinate)

▶verb /kəʊˈɔːdɪneɪt/ 

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

  ■ negotiate with others in order to work together effectively.

• 2 match or harmonize attractively.

• 3 Chemistry form a coordinate bond to.

▶adjective /kəʊˈɔːdɪnət/ 

• 1 equal in rank or importance.

  ■ Grammar (of parts of a compound sentence) equal in rank and fulfilling identical functions.

• 2 Chemistry denoting a covalent bond in which one atom provides both the shared electrons.

▶noun /kəʊˈɔːdɪnət/ 

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

• 2 (coordinates) matching items of clothing.

– derivatives
coordinative adjective,
coordinator noun.

– origin C17: from co- + L. ordinare (from ordo ‘order’).