'disconnector' originates from the Latin word 'dis-' meaning 'apart' and 'connectere' meaning 'to join together'.

'disconnector' evolved from the Latin 'disconnectere', which was adapted into Middle English as 'disconnect', eventually forming the modern English word 'disconnector'.

Initially, it meant 'to separate or detach', but over time it evolved into its current meaning of 'a device that interrupts an electrical circuit'.