Synonyms: center, connection, core, link, network, tie, union, etc.
Definition of Nexus
noun, plural nex·us·es, nex·us
1. a means of connection; tie; link
2. a connected series or group
3. the core or center, as of a matter or situation
Examples:
The school cafeteria is the nexus of student activity.Today Facebook seems to be the nexus of communication.The amusement park district is the nexus of the city's attractions.While the town is small, it sits right on the border, and its location makes it the nexus of drug distribution.