Translation of "hovuddokument" into English

In a mail-merge operation, the document that contains the text and graphics that are the same for each version of the merged document, for example, the return address or salutation in a form letter.

A "container" for a set of separate files (or subdocuments). You can use a master document to set up and manage a multipart document, such as a book with several chapters.

In ASP.NET, a page that defines the layout for a set of pages. A master page can contain static text and controls that should appear on all pages. Master pages are merged at run time with content pages that define page-specific content.