ˈpleksəs noun
( -es )
Etymology: New Latin, from Latin, network, twining, braid, from plexus, past participle of plectere to braid — more at ply
1. : a network of anastomosing or interlacing blood vessels or nerves
2. : an intricately interwoven combination of elements or parts in a cohering structure
the plexus of the entire … system and its fifty departments — M.L.Bach
in the plexus of financial affairs — Frank Norris
a plexus of routes between western and eastern Europe — Derwent Whittlesey