The Collaborative International Dictionary of English v.0.48:

Interlink \In`ter*link"\, v. t.
   To link together; to join, as one chain to another. --Dryden.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Interlink \In`ter*link"\, n.
   An intermediate or connecting link.
   [1913 Webster]

WordNet (r) 3.0 (2006):

interlink
    v 1: be interwoven or interconnected; "The bones are
         interconnected via the muscle" [syn: complect,
         interconnect, interlink]
    2: cause to be interconnected or interwoven [syn:
       interconnect, interlink]

The Free On-line Dictionary of Computing (19 January 2023):

INTERLINK

   A commercial product comprising hardware and software for file
   transfer between IBM and VAX computers.