Narrator n. : One who narrates; one who relates a series of events or transactions.

Example:
How do you remove Narrator from start up?

Taxonomy
narrator, character, fiction, Narrative, third-person, written fiction, definition of narration, the audience, entity, modes, point of view, free encyclopedia, first-person, person narrator, viewpoint character, narrowly, omniscient narrator, Microsoft Narrator.

Defination from the web:
Narrator. ... The concept of the unreliable narrator (as opposed to "author") became more important with the rise of the novel in the 18th Century. ... Most poems did not have a narrator distinct from the author. ...