Where does “karaoke” come from?

Karaoke comes from Japanese カラオケ, a blend of Japanese 空 (empty) and English orchestra, which derives from Latin orchestra, from Ancient Greek ὀρχήστρα (dancing place), from ὀρχοῦμαι (to dance), ultimately from Proto-Indo-European h₁ergʰ- (to work).

karaoke (English): A form of entertainment popular in clubs, at...