Adjectives

(a)connectedjoined or linked together
(s)affiliated, attached, connectedbeing joined in close association“affiliated clubs”, “all art schools whether independent or attached to universities”
(s)connectedwired together to an alarm system“all the window alarms are connected”
(s)connectedplugged in“first check to see whether the appliance is connected”
(s)machine-accessible, connectedstored in, controlled by, or in direct communication with a central computer