モノローグ

noun

monologue

Refers to a long speech by one person, especially in drama, literature, or when someone talks at length without expecting a reply. Often contrasted with ダイアローグ (dialogue).

See also: ダイアローグ

• 彼かれの長ながいモノローグに、誰だれも口くちを挟はさめなかった。

  No one could get a word in during his long monologue.