English

• 17th Century Biblical English Glossary

• Acronym Finder Web Site, a database of more than 45,000 acronyms and their meanings
  Contains acronyms about: General topics, Computers, Technology, Government, Telecommunications, and the Military including Department of Defense (DoD), Air Force, Army, Navy, and Coast Guard acronyms.

• Acronym List of the computer science department service of the University of Oldenburg
  This is a collection of computer-related acronyms and abbreviations. It contains more than 26,000 entries.

• Acronyms and abbreviations - Stands4

• Acronyms for the telecommunication and electronics industries

• The American - British - American dictionary

• American Heritage Dictionary, Third Edition

• ARTFL: Roget's Thesaurus

• BioTech Biotechnology Dictionary
  Contains over 8000 terms associated with biology, biochemistry, Medicine and pharmacology.

• Cambridge University Press Online Dictionaries
  Search for words, phrases and idioms, suggest new words and meanings, and look at the top twenty word searches every month.

• Chemical Acronyms Database
  Contains 11000 acronyms commonly used for chemicals, processes and techniques.

• Chemistry Database
  Database of chemical compounds.

• Collins Cobuild
  CobuildDirect On-line Corpus Access: Simple concordance demo which accesses the corpus.

• Columbia Encyclopedia, Sixth Edition

• Compressed Air Glossary

• Computer-related Acronyms (English-only)

• Computing Terminology Dictionary (English)

• Dictionary of Buddhist Terms

• Dictionary of energy terms

• The Electronic Alveary -- Search lists of words that match a particular pattern

• Encyclopedic dictionary of Western symbols

• English-education thesaurus

• Glossary of Botanical Terms

• Glossary of Database-related Terms

• Glossary of Poetic Terms

• HSTM - Biographical Dictionary

• IBM glossary of networking and computing terms (English)

• Investopedia - Financial Dictionary
  A free financial dictionary with thousands of terms and buzz words. Each term not only contains the definition but also tips, related terms, and related links to help you better understand the word.

• Java and related terms glossary

• Ka-BOOM! A Dictionary of Comicbook Words on Historical Principles (English)

• List of Bacterial Names with Standing in Nomenclature
  The List of Bacterial Names with Standing in Nomenclature includes, alphabetically and chronologically, the official nomenclature of bacteria and the nomenclatural changes as cited in the Approved Lists of Bacterial Names, or published, or validated in the International Journal of Systematic Bacteriology (1997, 47, 590-592). It is extensively annotated to clarify the Rules which govern the scientific nomenclature.

• Mathematical Programming Glossary

• Multi-database on-line dictionary

• Multilingual Dictionary of the Horse (2nd abridged English French Spanish German edition)

• New 60's Slang Dictionary

• On-line Medical Dictionary
  OMD is a searchable dictionary of terms relating to Biochemistry, cell biology, chemistry, medicine, molecular biology, Physics, plant biology, radiobiology, science and technology. It includes: Acronyms, jargon, theory, conventions, standards, institutions, projects, Eponyms, history, in fact anything to do with medicine or science.

• Prison Terms Glossary
  It is specifically related to Californian terms, mainly as used by the prisoners themselves, and includes slang and "less polite" terms. The page includes links to other related glossaries on such subjects as: UK prison terms, Juvenile slang, Drug-related slang, Street gang slang, Detective slang.

• Roget's II Thesaurus

• Sebastian's Technical Glossary
  Building pathology & construction technology, architecture, civil, structural, forensic, mechanical, pavement and materials engineering with elements of testing and quality science.

• Shakespeare Dictionary
  A list of Shakespearean words, definitions, and sample usages.

• Software Engineering Glossary (English)

• Strunk, William. 1918. The Elements of Style.

• Taxopedia - Glossary of tax terms

• TECHtionary - world's first animated dictionary on telecommunications, data networking and internet technology

• TERMITE
  TERMITE is the ITU's 60,000-entry terminology database containing primarily Telecommunication terms relating to technical standards. The database also Includes terms pertaining to technical fields and administrative and Financial matters relevant to the structure and functioning of ITU. The entries are primarily in English, French, Spanish and sometimes Russian (transcribed), although some may also contain Italian, German and Portuguese.

• Thesaurus of NASA terms

• Theosophical terms glossary

• Webster's dictionary (courtesy Project Gutenberg)

• Webster's English Dictionary

• WHO multilingual resources for translators
  A collection of useful online resources maintained by Olivier Pasteur for the CAT and Terminology Unit (CTT), Office of Language Services of the World Health Organization. In addition, it also includes a list of links to other translation-related resources.

• WordNet, Cognitive Science Laboratory Princeton University.
  An on-line lexical reference system 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.

• WWWebster(TM) dictionary
  Based on Merriam-Webster's Collegiate(R) dictionary, 10th Edition. "What can you do here? Look up a definition, pronunciation, etymology, spelling, or usage point in the WWWebster dictionary. Check out the Word of the Day. Enjoy transcripts of our Word for the Wise radio program."