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Definition
There are a number of definitions of 'thesaurus' provided by different experts and organisations. The most comprehensive one has been provided by the International Standards Organisation (ISO) as the basis of structure and functions of a thesaurus. In terms of functions, it states "a thesaurus is a terminological control device used in translating from the natural language of documents, indexers or users into a more constrained 'system language' (documentation language, information language)". In terms of structure, the Standard says, "a thesaurus is a controlled and dynamic vocabulary of semantically and generically related terms which covers a specific domain of knowledge".
In short, a thesaurus may be defined as a compilation of descriptors for use in an information retrieval system arranged in an alphabetical order and manifesting the various types of relationships existing between the descriptors. An information retrieval thesaurus is a kind of semantic networking of concepts.
Use The indexes are the mainstay of I & A periodicals. Without them, consultation would be difficult and uncertain. After making up your mind about a specific approach, you sh
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Special Dictionaries Special dictionaries are grouped into four major groups. They are dictionaries dealing with: Linguistic aspects of words Special class of words
What is called White -collar crime Occupational crimes are illegal acts made possible by one's lawful employment. It is the secret violation of laws regulating work activities
Mention some civic virtues? Good citizen demand civic virtue. It is the principle of not harming the surroundings .it also contains living peacefully, respect for others, prot
Uses of Ready Reference Sources We have surveyed various types of ready reference sources viz., yearbooks, almanacs, supplement to encyclopaedias, handbooks, manuals, guides,
Buddhism in the Chinese State Full integration of Buddhism Fully integrated into local economy. Provided essential cultural coherence, was the source of economy and one way
Compare the Mesopotamians views with that of Egyptians toward the world, afterlife, and the role of leaders in the society? show how this is reflected in the arts or religious symb
Objectives The objectives of centralised cataloguing are to: avoid duplication of work; achieve uniform and standard cataloguing practices; minimize the cost of
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