What is the meaning of smorgasbord?

noun

• A collection containing a variety of sorts of things.
  • usage: "a great assortment of cars was on display"; "he had a variety of disorders"; "a veritable smorgasbord of religions"
  • synonyms: assortment, mixture, mixed bag, miscellany, miscellanea, variety, salmagundi, potpourri, motley
• An assortment of foods starting with herring or smoked eel or salmon etc with bread and butter; then cheeses and eggs and pickled vegetables and aspics; finally hot foods; served as a buffet meal. .