Description
In an IndexTerm, Primary identifies the most significant word or words in the entry. All IndexTerms must have a Primary.
Processing expectations
Suppressed. This element provides data for processing but it is not rendered in the primary flow of text.
Future Changes
The InterfaceDefinition element will be discarded in DocBook V4.0. It will no longer be available in the content model of this element.
Children
The following elements occur in Primary: Abbrev, Acronym, Action, Anchor, Application, Author, AuthorInitials, Citation, CiteRefEntry, CiteTitle, ClassName, Command, Comment, ComputerOutput, Constant, CorpAuthor, Database, Email, Emphasis, EnVar, ErrorCode, ErrorName, ErrorType, Filename, FirstTerm, Footnote, FootnoteRef, ForeignPhrase, Function, GlossTerm, GUIButton, GUIIcon, GUILabel, GUIMenu, GUIMenuItem, GUISubmenu, Hardware, InlineGraphic, InlineMediaObject, Interface, InterfaceDefinition, KeyCap, KeyCode, KeyCombo, KeySym, Link, Literal, Markup, MediaLabel, MenuChoice, ModeSpec, MouseButton, MsgText, OLink, Option, Optional, OtherCredit, Parameter, Phrase, ProductName, ProductNumber, Prompt, Property, Quote, Replaceable, ReturnValue, RevHistory, SGMLTag, StructField, StructName, Subscript, Superscript, Symbol, SystemItem, Token, Trademark, Type, ULink, UserInput, VarName, WordAsWord, XRef.
In some contexts, the following elements are allowed anywhere: BeginPage, IndexTerm.
In some contexts, the following elements are excluded: Acronym, Footnote.