Such names – like champagne, sherry and port – are called semi-generics, and may be used on labels only in direct conjunction with an appropriate appellation of origin (place in the United States where the grapes were grown) and only on wines that conform to the standard of identity for that class or type.
Such names – like champagne, sherry, and port – are called semi-generic terms, and can only be used on labels in conjunction with an appropriate appellation of origin (the specific location where the grapes were grown) and only for wines that meet the standards of identity for that class or type.