Librettist (noun)

A writer of the text of a musical work, such as an opera or operetta.

Origin:

Mid 19th century: from italian librettista, from libretto 'booklet'. the word was originally used in the sense 'author of a book of text for an opera', later changing to the current sense 'author of the text of a musical work'.

Examples:

1. He was one of the most celebrated librettists of his time, with his works being performed in the world's leading opera houses.
2. The librettist worked closely with the composer to ensure that the text and music of the opera were perfectly harmonized.
3. She was the first female librettist to have her work produced by the Metropolitan Opera in New York City.
4. The librettist's work was widely praised for its wit, humor, and insightful commentary on contemporary society.
5. Many of the greatest librettists, such as W. S. Gilbert and Oscar Hammerstein, have left a lasting legacy through their contributions to the musical theater.