The Collaborative International Dictionary of English v.0.48:

Inosculate \In*os"cu*late\, v. i. [imp. & p. p. Inosculated;
   p. pr. & vb. n. Inosculating.] [Pref. in- in + osculate.]
   1. To unite by apposition or contact, as two tubular vessels
      at their extremities; to anastomose.
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   2. To intercommunicate; to interjoin.
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            The several monthly divisions of the journal may
            inosculate, but not the several volumes. --De
                                                  Quincey.
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