1. the relatively organized system of connections linking members of a group, unit, or collective, including social or interpersonal evaluations (e.g., friendship, acquaintanceship, dislike), communication, transfer of resources, and formal role relationships (e.g., supervisor–subordinate).

2. in social network analysis, the entire set of connections linking all individuals or nodes in the specific group or collective being studied. Also called sociocentric network. Compare ego-centered network.