1. not joined or linked together; separate
2. having no relationship or association with something

Examples

• The two events were completely unconnected.
• She found several unconnected cables behind the computer.
• His comment seemed unconnected to our discussion.
• The power outage left many homes unconnected to the electrical grid.
• The witness provided unconnected details that didn’t help the case.
• These unconnected islands form a small archipelago.