From Greek 'khoros' (round dance, singing group) — central to Greek drama; its doublet 'choir' arrived via French.
A group of singers performing together; the refrain of a song; in ancient Greek drama, a group of performers who comment on the action through song and dance.
From Latin 'chorus,' from Greek 'khorós,' meaning 'a dance in a ring, a group of dancers and singers, the place where they danced.' The Greek word may be connected to 'khóros' (an enclosed dancing ground) and possibly to Proto-Indo-European *gʰer- (to enclose). The chorus was the central performative element of ancient Greek drama — a group that sang, danced, and narrated — and the word passed through Latin into English retaining both its collective (a group of singers) and structural (the recurring