co·or·di·na·tion 
(k
ō-ôr
′dn-
āsh
ən)
n.1. a. The act of coordinating.
b. The state of being coordinate; harmonious adjustment or interaction.
2. Physiology Harmonious functioning of muscles or groups of muscles in the execution of movements.
3. Grammar The linking of two syntactically equal units, as by a coordinate conjunction.
[French, from Medieval Latin coōrdinātiō, coōrdinātiōn- : co-, co- + Latin ōrdinātiō, arrangement (from ōrdinātus, past participle of ōrdināre, to arrange in order, from ōrdō, ōrdin-, order; see ar- in the Appendix of Indo-European roots).]