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The Getty Vocabulary Program is a department within the Getty Research Institute at the Getty Center in Los Angeles, California. It produces and maintains the Getty controlled vocabulary databases, Art and Architecture Thesaurus, Union List of Artist Names, and Getty Thesaurus of Geographic Names. They are compliant with ISO and NISO standards ...
A thesaurus (pl.: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [1] [2] sometimes as a hierarchy of broader and narrower terms, sometimes simply as lists of synonyms and antonyms.
ISO 25964 is the international standard for thesauri, published in two parts as follows: ISO 25964 Information and documentation - Thesauri and interoperability with other vocabularies Part 1: Thesauri for information retrieval [published August 2011] Part 2: Interoperability with other vocabularies [published March 2013]
OpenThesaurus. OpenThesaurus is a multilingual thesaurus project built in open collaboration by volunteers. Its data is freely available as open content . It is known for its usage in the applications OpenOffice.org, LibreOffice, KWord, Lyx, and Apple Dictionary .
Vacuum permittivity, commonly denoted ε0 (pronounced "epsilon nought" or "epsilon zero"), is the value of the absolute dielectric permittivity of classical vacuum. It may also be referred to as the permittivity of free space, the electric constant, or the distributed capacitance of the vacuum. It is an ideal (baseline) physical constant.
The Library of Congress Subject Headings ( LCSH) comprise a thesaurus (in the information science sense, a controlled vocabulary) of subject headings, maintained by the United States Library of Congress, for use in bibliographic records. LC Subject Headings are an integral part of bibliographic control, which is the function by which libraries ...
Roget's Thesaurus is composed of six primary classes. [5] Each class is composed of multiple divisions and then sections. This may be conceptualized as a tree containing over a thousand branches for individual "meaning clusters" or semantically linked words.
Full-text copies for most of the documents cited in POPLINE could be requested from users in low-income countries free of charge via mail or sent by email. In addition to free text searching, the database could be searched by keywords from the POPLINE Thesaurus, a controlled vocabulary of 2,400+ terms used to index documents in the database.