Nexus

Etymology

classical Latin nexus (plural nex{umac}s) the action of binding, a bond, tie, a type of legal obligation, a combination, connected groups < nectere to bind, connect (see NET n.1) + -tus, suffix forming verbal nouns.]

1. a. A bond, link, or junction; a means of connection between things or parts; (also) the state of being connected or linked.

2. A connected group or series; a network.

3. A central point or point of convergence; a focus; a meeting-place.