The Library of Congress > Linked Data Service > LC Genre/Form Terms (LCGFT)

Controlled vocabularies


  • Lists of words and/or phrases that are used to index and/or retrieve content, and that may include cross-references. For lists of words and their synonyms and often their antonyms see [Thesauri (Dictionaries).]
  • URI(s)

  • Instance Of

  • Scheme Membership(s)

  • Collection Membership(s)

  • Form

    • Controlled vocabularies
  • Variants

    • Controlled terms
    • Headings, Subject
    • Ontologies (Controlled vocabularies)
    • Subject headings
    • Taxonomies (Controlled vocabularies)
    • Terms, Controlled
    • Thesauri (Controlled vocabularies)
    • Thesauruses (Controlled vocabularies)
    • Vocabularies, Controlled
  • Broader Terms

  • Closely Matching Concepts from Other Schemes

  • Sources

    • found: Art & architecture thesaurus online, July 26, 2014(controlled vocabularies. A controlled vocabulary is an organized arrangement of words and phrases that are used to index content and/or to retrieve content through browsing or searching. It typically includes preferred and variant terms and has a limited scope or describes a specific domain. Controlled vocabulary is a broader concept than authority file, encompassing authority files as well as other controlled lists of terminology; thesauri. UF thesauruses. A semantic network of unique concepts, including relationships between synonyms, broader and narrower contexts, and other related concepts. Thesauri may be monolingual or multilingual. Thesauri may have the following three relationships between terms: equivalence (synonyms), hierarchical (whole/part), and associative (various types of other relationships). BT controlled vocabularies.)
    • found: Reitz, J.M. ODLIS : online dictionary of library and information science, July 26, 2014(controlled vocabulary: An established list of preferred terms from which a cataloger or indexer must select when assigning subject headings or descriptors in a bibliographic record, to indicate the content of the work in a library catalog, index, or bibliographic database. Synonyms are included as lead-in vocabulary, with instructions to see or USE the authorized heading. Controlled vocabulary is usually listed alphabetically in a subject headings list or thesaurus of indexing terms. Synonymous with controlled terms.)
    • found: The ALA glossary of library and information science, 1983(subject heading list: A standard list of terms to be used as subject headings, either for the whole field of knowledge (such as the Library of Congress Subject Headings) or for a limited subject area, including references made to and from each term, notes explaining the scope or usage of certain headings, and occasionally corresponding class numbers.)
  • General Notes

    • Lists of words and/or phrases that are used to index and/or retrieve content, and that may include cross-references. For lists of words and their synonyms and often their antonyms see [Thesauri (Dictionaries).]
  • Example Notes

    • Note under [Thesauri (Dictionaries)]
  • Change Notes

    • 2014-12-01: new
    • 2015-12-01: revised
  • Alternate Formats