Borrowed from French salon (“reception room”), from Middle French, from Italian salone (“large hall”), augmented form of sala (“hall”), from Lombardic sala (“room, house, entrance hall”), from Proto-Germanic *salą (“dwelling, house, hall”), from Proto-Indo-European *sel- (“human settlement, village, dwelling”). Cognate with Old High German sal (“room, house, entrance hall”), Old English sæl (“room, hall, castle”), Old Church Slavonic село (selo, “courtyard, village”), Lithuanian sala (“island”). Doublet of saloon.
Impaccable.