Librettist vs. Libretto — What's the Difference?

The author of a libretto.

A libretto (Italian for "booklet") is the text used in, or intended for, an extended musical work such as an opera, operetta, masque, oratorio, cantata or musical. The term libretto is also sometimes used to refer to the text of major liturgical works, such as the Mass, requiem and sacred cantata, or the story line of a ballet.

The person who writes a libretto.

The text of a dramatic musical work such as an opera, including the lyrics to be sung and sometimes interpolated spoken passages.

One who makes a libretto.

A book containing such a text.

Author of words to be set to music in an opera or operetta

The text of a dramatic musical work, such as an opera.

A book containing such a text.

A book containing the words of an opera or extended piece of music.

The words of an opera or musical play