The term electric instrument refers to any musical instrument that uses electricity in its operation. There are various synonyms for the term electric instrument, such as electronic instrument, amplified instrument, and digital instrument. Electronic instruments generate sound electronically, without the need for physical vibration, while amplified instruments produce sound through a microphone that is then amplified via an external speaker. Digital instruments, on the other hand, generate sound through digital signal processing algorithms. Some common examples of electric instruments include the guitar, keyboard, synthesizer, and electric violin. Regardless of the synonym used, electric instruments have significantly impacted modern music production and continue to be a popular choice among musicians.