monopolylogue

[ mon-uh-pol-i-lawg, -log ]
/ ˌmɒn əˈpɒl ɪˌlɔg, -ˌlɒg /

noun

a theatrical entertainment in which the same performer plays several parts or characters.

Origin of monopolylogue

1815–25; mono- + poly- + -logue, as in monologue, dialogue