Presgurvic, Gérard

Musical (musical theatre) is a narrative stage form that integrates songs, spoken dialogue, acting, and dance to tell a story. Its core aim is dramatic storytelling in which music advances plot, deepens character, and shapes emotional arcs, often through recurring motives and reprises. Developed primarily on Broadway (New York) and later the West End (London), the genre blends operetta’s melodic lyricism, vaudeville’s variety entertainment, revue’s song-driven showcase, and Tin Pan Alley’s popular songcraft. Musicals range from intimate chamber pieces to large-scale "megamusicals," and from traditional book musicals to rock, hip‑hop, and concept-driven works. The musical’s songbook has fed the Great American Songbook and popular music at large, while the stage craft has influenced film, television, and concert performance.

Opera chorus refers to the tradition of writing and performing choral numbers within operas, typically for SATB (soprano, alto, tenor, bass) chorus with orchestral accompaniment. It functions dramatically as a collective character—crowds, soldiers, villagers, priests—commenting on or participating in the action, from celebratory festival scenes to prayerful laments and political rallying cries. Stylistically, opera choruses span homophonic, hymn-like textures for clarity and power, to contrapuntal and fugal passages for excitement and propulsion. They often feature memorable refrains, rhythmic unisons, and antiphonal exchanges with soloists or offstage ensembles. The sound world ranges from intimate, a cappella supplication to massive, brass-led climaxes, and it is shaped by the operatic language—Italian, French, German, Russian—through text-driven phrasing, prosody, and articulation.

A requiem is a musical setting of the Roman Catholic Mass for the Dead (Missa pro defunctis). Historically rooted in Latin liturgy, it sets movements such as the Introit, Kyrie, (historically) the Sequence Dies irae, Offertory, Sanctus, Agnus Dei, and Communion, and often includes additional responsories like Libera me and In paradisum. While the earliest requiems were monophonic chants, the genre became a showcase for polyphonic and later symphonic choral writing. Renaissance composers wrote austere, modal settings; Classical and Romantic composers expanded the forces and dramatic scope; and 20th–21st century composers reimagined the form with new languages, from neo-modal and impressionistic harmonies to avant‑garde sonorities. Today, requiems appear both in liturgy and as concert works, symbolizing collective mourning, remembrance, and spiritual reflection.