anastomose

verb

1. (transitive, usually)To join (two or more things) by anastomosis, to interconnect forming a network.

   “Happisburgh's humans discarded their stone tools close to one of several anastomosing, slow-flowing low-energy rivers, all of which meandered across a floodplain into a large estuary.”

2. (intransitive, usually)To join by anastomosis.

   “Within eukaryotic cells, distant branches of the tree of life entwine and melt into an inseparable new lineage; they fuse, or anastomose, as fungal hyphae do.”

adj

1. Joined or run together; interconnected.
2. Joined or run together, ramified, interconnected.