Through-composed

Also called: Through-sung · Sung-through

A musical where nearly everything is sung, with little or no spoken dialogue.

DirectorsActors

LibrettoThe words of a musical or opera. In musicals, the book is the spoken scenes, and libretto often means book and lyrics together.
UnderscoreMusic played quietly under dialogue or action to shape the mood of a scene.

More in The script

Act Beat Aside Monologue Soliloquy Fourth wall