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Synonym list in cuneiform on a clay tablet, Neo-Assyrian period [1] A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. [2] For example, in the English language, the words begin, start, commence, and initiate are all synonyms of one another: they are ...
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.
For example, in the Library of Congress Subject Headings [6] (a subject heading system that uses a controlled vocabulary), preferred terms—subject headings in this case—have to be chosen to handle choices between variant spellings of the same word (American versus British), choice among scientific and popular terms (cockroach versus ...
ISO 25964-2 deals with the challenges of using one thesaurus in combination with another, and/or with some other type of controlled vocabulary or knowledge organization system (KOS). The types covered include classification schemes, taxonomies, subject heading schemes, ontologies, name authority lists, terminologies and synonym rings. Within a ...
LCSH is the world's most widely used subject vocabulary. [1] Despite LCSH's wide-ranging and comprehensive scope, libraries that deal with more specific types of collections or user communities may use other vocabularies; for example, many medical libraries in the United States use the National Library of Medicine's Medical Subject Headings (MeSH).
A thesaurus is composed by at least three elements: 1-a list of words (or terms), 2-the relationship amongst the words (or terms), indicated by their hierarchical relative position (e.g. parent/broader term; child/narrower term, synonym, etc.), 3-a set of rules on how to use the thesaurus.
WordNet is a lexical database of semantic relations between words that links words into semantic relations including synonyms, hyponyms, and meronyms. The synonyms are grouped into synsets with short definitions and usage examples. It can thus be seen as a combination and extension of a dictionary and thesaurus.
Change the Subject is a 2019 documentary film directed by Jill Baron and Sawyer Broadley. The film documents Dartmouth College students lobbying the Library of Congress to replace the term "Illegal aliens" with "Undocumented immigrants" in the Library of Congress Subject Headings. While ultimately unsuccessful, the efforts of the students have ...