What does it mean to "Interrupt" exactly? Is it possible to explain why no hardware disruptions are predicted by outlining the many types of hardware interruption?

When a CPU interrupt is issued, the processor pauses what it is doing and processes the signal. Why should the operation be halted so that this action may be carried out? Let's take care of the interrupting process first, then complete the executing process afterwards. explain?

What does "interrupt" mean? Can an enumeration of the numerous varieties of hardware disruption explain why none is anticipated?

In what ways are interrupts and disruptors different? All possible reasons and explanations for hardware disruptions should be provided?