What is sodome et gomore?

"Sodome et Gomorrhe" is a French novel written by Marcel Proust. It is the fourth volume of his seven-volume novel sequence "In Search of Lost Time," also known as "Remembrance of Things Past." The novel was first published in France in 1922 and translated into English as "Cities of the Plain." The title "Sodome et Gomorrhe" references the biblical cities of Sodom and Gomorrah, which were destroyed by God due to the sin and immorality of their inhabitants. The novel explores themes of sexuality, homosexuality, anti-Semitism, social class, and obsession, and is known for its detailed and complex prose style.