nodality
/nə(ʊ)ˈdalɪti/noun
1 Geography. The degree to which a place is a point of convergence for different routes.
2 Generally. The property of being nodal or of possessing nodes.
3 Limnology. The number of nodes of an oscillation.
Origin
Late 19th century; earliest use found in Geographical Journal. From nodal + -ity.