Source : Webster's Revised Unabridged Dictionary (1913)

Coordinate \Co*["o]r"di*nate\, a. [Pref. co- + L. ordinatus, p.
   p. of ordinare to regulate. See {Ordain}.]
   Equal in rank or order; not subordinate.

         Whether there was one Supreme Governor of the world, or
         many co["o]rdinate powers presiding over each country.
                                                  --Law.

         Conjunctions joint sentences and co["o]rdinate terms.
                                                  --Rev. R.
                                                  Morris.

   {Co["o]rdinate adjectives}, adjectives disconnected as
      regards ane another, but referring equally to the same
      subject.

   {Co["o]rdinate conjunctions}, conjunctions joining
      independent propositions. --Rev. R. Morris.