1 verb
1TPE [transitive] to remove the supply of power, gas, water etc from a machine or piece of equipment [≠ connect]
disconnect something from something
Always disconnect the machine from the mains first.
The family agreed to disconnect her life support system.
2 [intransitive and transitive] to separate something from the thing it is connected to, or to become separated [≠ connect]
disconnect from
Two freight cars disconnected from the train engine.
disconnect something from something
Disconnect part A from part D.
3 [transitive] to officially stop supplying a service, such as water, telephone, electricity, or gas, to a house or other building [≠ connect]:
Eleven percent of households were disconnected for non-payment of bills.
4 [intransitive and transitive] if you disconnect or become disconnected from your feelings, family, society etc, you no longer feel as though you belong or have a relationship with them
disconnect from
Divorced men can too easily become disconnected from their children.
5TCT [transitive] to break the telephone connection between two people [≠ connect]
disconnection noun [uncountable and countable]