external interrupt
Computing term for a hardware or software signal from outside the CPU that temporarily halts the current process.
When an external interrupt occurs, the CPU temporarily suspends the current process.
Internal interrupt, triggered by the CPU itself (e.g., division by zero), while 外部割り込み comes from external devices.
General term for interrupt; 外部割り込み specifies the external source.
Compound of 外部 (external) and 割り込み (interrupt), a calque from English 'external interrupt'.