CAS  - http://www.cas.org/prod.html

Whether you are an experienced information professional or an infrequent searcher who still needs current and accurate information, CAS has products designed to match your scientific information needs. They provides computer-readable services, inventory expert service, CAS Registry Number lookup, and substance identification/CAS RN assignment.

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Roget's II Thesaurus  - http://education.yahoo.com/reference/thesaurus/

Roget's II: The New Thesaurus, Third Edition by the Editors of The American Heritage® Dictionary, Find synonyms and word suggestions in this free online searchable thesaurus that features 260,000 synonyms and cross-references in an easy-to-use format, succinct word definitions, and an innovative hyperlinked category index on Yahoo! Education.

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STI  - http://www.sti.nasa.gov/new/winning.html

STI (scientific and technical information) is the collected set of facts, analyses, and conclusions resulting from scientific, technical, and related engineering research and development efforts, both basic and applied. STI is defined as basic and applied research result from the work of scientists, engineers and other technical and management personnel. STI is made available paper, multimedia and electronic media.

Address: 7121 Standard Drive   City: Hanover   State: Maryland

Thesaurus.Maths.org  - http://thesaurus.maths.org/mmkb/view.html

This site contains brief explanations of mathematical terms and ideas in English, Danish, Finnish, Hungarian, Lithuanian, Polish, Slovak. We have also made a start on Spanish. Go to the preferences page to choose your language(s) and level of explanation.

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WordNet  - http://wordnet.princeton.edu/

WordNet is an online lexical reference system whose design is inspired by current psycholinguistic theories of human lexical memory. English nouns, verbs, adjectives and adverbs are organized into synonym sets, each representing one underlying lexical concept. Different relations link the synonym sets.

Address: 221 Nassau St.   City: Princeton   State: New Jersey

The Visual Thesaurus  - http://www.visualthesaurus.com/

The Visual Thesaurus is an interactive dictionary and thesaurus with an innovative display that encourages exploration and learning. You'll understand language in an exciting new way. To understand the power of the Visual Thesaurus, you really need to see it in action. The Visual Thesaurus is an interactive dictionary which creates word maps that blossom with meanings and branch to related words. Its innovative display encourages exploration and learning.

Address: 155 Spring Street , Suite 3A.   City: New York   State: New York

GERM  - http://www.germ.cz/

Germ can search in three publicly available databases of English language; WordNet1.7, combined dictionary and thesaurus based on psycholinguistic research of Princeton University, from the year 2001, Roget's Thesaurus from the year 1911, and CODER database, which was a first electronic version of the Collins English Dictionary from the year 1979.

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Zthe  - http://zthes.z3950.org/

Describes an abstract model for representing and searching thesauri, specifying how the model may be implemented. Uses of Z39.50 protocol and XML DTD for thesauri are described. The Zthes family of specifications facilitate interoperability for applications that deal with thesauri - semantic hierarchies of terms.

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Eurodicautom  - http://europa.eu.int/eurodicautom/Controller

Eurodicautom is the European Commission's multilingual term bank. Eurodicautom is an invaluable tool for translators, interpreters, terminologists and other linguists worldwide over the Internet. Eurodicautom covers a broad spectrum of human knowledge, but is particularly rich in technical and specialised terminology related to EU policy.

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Phrase Finder  - http://www.phrasefinder.co.uk/

Phrase Finder an online phrase thesaurus. Phrase Finder is a small company that owns the Phrase Thesaurus searchable database and provides online subscription access to it for commercial clients. The Phrase Thesaurus product was developed as part of a computational linguistics project . Phrase Finder website which provides public access to the meanings and origins of many phrases and sayings in English.

Address:    City: Sheffield   State: Yorkshire