Source : Webster's Revised Unabridged Dictionary (1913)

Link \Link\ (l[i^][ng]k), v. t. [imp. & p. p. {Linked}
   (l[i^][ng]kt); p. pr. & vb. n. {Linking}.]
   To connect or unite with a link or as with a link; to join;
   to attach; to unite; to couple.

         All the tribes and nations that composed it [the Roman
         Empire] were linked together, not only by the same laws
         and the same government, but by all the facilities of
         commodious intercourse, and of frequent communication.
                                                  --Eustace.

Source : WordNet®

linked
     adj : connected by a link, as railway cars or trailer trucks [syn:
            {coupled}, {joined}]