What is "euphrosine"

Euphrosine, ou Le tyran corrigé (Euphrosine, or The Tyrant Reformed) is an opera, designated as a 'comédie mise en musique', by the French composer Étienne Nicolas Méhul with a libretto by François-Benoît Hoffman. It was the first of Méhul's operas to be performed and established his reputation as a leading composer of his time. The premiere was given by the Comédie-Italienne at the first Salle Favart in Paris on 4 September 1790.