The Collaborative International Dictionary of English v.0.48:
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.