subject heading
lexical unit of a thesaurus (word or phrase) used for indexing and that captures the essence of the topic of a document
Also known as: descriptor, keyword (thesaurus), subject term (thesaurus), index term (descriptor)
Instance Of
- [information science term](https://wiki.org.ai/information science term)
- [documentation science term](https://wiki.org.ai/documentation science term)
- [word or phrase](https://wiki.org.ai/word or phrase)
Properties
| Property | Value |
|---|---|
| Instance of | information science term,documentation science term |
| Subclass of | word or phrase |