Grand opera is a genre of opera that is known for its grandeur and theatricality. It is typically characterized by its large-scale productions that feature intricate sets, costumes, and a full orchestra. However, there are a number of synonyms that can be used to describe this type of opera. One such synonym is "opera de Paris", which refers specifically to the Paris Opera, one of the world's most famous opera houses. Another synonym is "opera comique", which describes a type of French opera that is known for its comedic elements. Other synonyms for grand opera may include "lyric opera", "dramatic opera", and "opera seria".