grand opera

Translations
большая опера
They attended a grand opera performance last night.
Они посетили представление большой оперы прошлой ночью.
Definitions
Grand opera is a genre of opera that is characterized by its large scale, elaborate staging, and serious themes, often featuring a full orchestra, extensive vocal parts, and a focus on dramatic storytelling. It typically includes grandiose sets and costumes, and may involve ballet and other forms of theatrical performance.
Words
opus

noun
опус
opera

noun
опера
grand

adjective
величественный