The term soprano derives from the Italian word sopra, meaning above. The coloratura soprano is its highest subtype, known for singing agile notes far above the standard range.

The opera incorporates many elements of Freemasonry, as both Mozart and his librettist, Emanuel Schikaneder, were members of a Masonic lodge.

Richard Wagner popularized the sunken orchestra pit at the Bayreuth Festspielhaus to create a 'mystic abyss' that blends orchestral sound and hides the musicians.

Bizet popularized the term toreador to fit the song's meter, although the standard Spanish word for a professional bullfighter is actually torero.

The word libretto is the Italian diminutive of libro, meaning little book. It originally referred to the small booklets printed for audience members to read during performances.

Haydn earned this nickname by standardizing the four-movement symphonic structure across 104 symphonies. He is also known as the Father of the String Quartet.

Antonín Dvořák composed the symphony in 1893, drawing inspiration from African American spirituals and Native American music while living in the United States.

Berlioz wrote the symphony about his obsession with actress Harriet Smithson. It uses an idée fixe, a recurring theme representing her throughout the fever dream narrative.

Joseph Haydn included the sudden fortissimo chord to startle audience members who were prone to dozing off during the symphony's quiet second movement.

The final movement incorporates text from Friedrich Schiller's poem "Ode to Joy," making it the first major symphony to include vocal soloists and a chorus.