A word or a phrase in a Keyword Set, used to describe one aspect of the content of a Work. Can also be word or a phrase that occurs within a Local Text Structure and which has been noted as a main idea, concept or word which encapsulates a key aspect of the Subject of the whole Work.
When embedded in a Local Text Structure, Keyword Terms are not usually highlighted in a printed or screen text. Keyword Terms may be invisibly marked within the body of a Work, which means that they will then be listed in a Keyword Set.