The term 'volume setting' can be solved by three different crossword solutions: SHELF (5 letters), bookstore (9 letters), and bookshelf (9 letters). A SHELF is a flat surface, usually attached to a wall, that is used to store items. A bookstore is a retail shop that specializes in selling books. A bookshelf is a piece of furniture that is designed to hold books. All three of these solutions are related to the concept of volume setting, as they all involve the storage of books.