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- A name, word, or phrase at the beginning of a catalog or index entry which serves as an access point to a bibliographic record representing a book or other item. The heading is generally the name of the author, the subject of the work, or the words of the title (initial articles excluded).
- Also, a line of type which indicates the beginning of a section of text.
See also: subheading.
This is a disambiguation page — an entry which lists definitions that share the same title.