An alias is an alternate name for an entity. They typically contain common mispellings or variations of the name and are also used to improve search results. View the alias documentation for more details.

Fidelio, op. 72: Act II, Scene I, no. 16. "Heil sei dem Tag" (Chor, Don Fernando, Rocco, Pizarro, Leonore, Marzelline) has no aliases.