Complexus :: Complexus (n.) A complex; an aggregate of parts; a complication.
Plexure :: Plexure (n.) The act or process of weaving together, or interweaving; that which is woven together..
Plexus :: Plexus (n.) A network of vessels, nerves, or fibers..
Plexus :: Plexus (n.) The system of equations required for the complete expression of the relations which exist between a set of quantities.