monologue
n. countablen. a long speech by one person in a play or movie. It can also mean a long talk by one person in a conversation that stops others from speaking.
n. a long speech by a single actor in a play or film, or a prolonged talk by one person in a social situation that dominates the conversation.
The actor delivered a powerful monologue on stage.
I tried to join the conversation, but he continued his monologue about his vacation for twenty minutes.
The play's final monologue provides a window into the protagonist's internal conflict, allowing the audience to grasp his motivations before the curtain falls.
First attested in c. 1550. Borrowed from Middle French monologue, modeled on dialogue, ultimately from Byzantine Greek μονόλογος (monólogos, “soliloquy, monologue”). By surface analysis, mono- + -logue.
Often used with the verbs 'deliver', 'perform', or 'give'.