Antônio Carlos Gomes

Música sinfónica designates large-scale orchestral music, typically written for a full symphony orchestra and articulated in several movements. It emphasizes thematic development, contrast of keys and textures, and idiomatic orchestration across strings, woodwinds, brass, and percussion. Historically, the term and practice grew out of the Italian opera overture or sinfonia of the late 17th and early 18th centuries (fast–slow–fast), which evolved into autonomous multi-movement works and the Classical symphony. From Haydn and Mozart through Beethoven, the genre became the central orchestral form. Romantic and 20th-century composers expanded its scale, color, and expressive range while retaining its core orchestral identity.

Opera is a large-scale theatrical genre that combines music, drama, and visual spectacle, in which the story is primarily conveyed through singing accompanied by an orchestra. It unites solo voices, ensembles, and chorus with staging, costumes, and often dance to create a total artwork. Emerging in late Renaissance Italy and flourishing in the Baroque era, opera developed signature forms such as recitative (speech-like singing that advances the plot) and aria (lyrical numbers that explore character and emotion). Over the centuries it evolved diverse national styles—Italian bel canto, French grand opéra, German music drama—while continually experimenting with orchestration, harmony, narrative structure, and stagecraft.