nexus vs point of contact

nexus

noun
  • A connected group; a network, a web. 

  • A centre or focus of something. 

  • A person who had contracted a nexum or obligation of such a kind that, if they failed to pay, their creditor could compel them to work as a servant until the debt was paid; an indentured servant. 

  • The relationship between a vendor and a jurisdiction for the purpose of taxation, established for example by the vendor operating a physical store in that jurisdiction. 

  • A form or state of connection. 

  • In the work of the Danish linguist Otto Jespersen (1860–1943): a group of words expressing two concepts in one unit (such as a clause or sentence). 

point of contact

noun
  • A person who is associated with a defined Internet entity. 

  • The single person who represents an organization, for a specific task. 

  • A specific intersection; a contact point. 

How often have the words nexus and point of contact occurred in a corpus of books? (source: Google Ngram Viewer )