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Dictionaries / Thesauri / Glossaries

Table of Contents

General Dictionaries & Thesauri

Name Description
Canadian Oxford Dictionary This 2nd ed. dictionary “combines coverage of international English with information on English as it is particularly used in Canada.” [RR]
Merriam-Webster Offers a dictionary & thesaurus searches, plus additional links to word quizzes & games, word of the day, new words, etc.
Oxford English Dictionary

“This web site provides access to OED online, the material contained in the acclaimed 20-volume Second Edition of the Oxford English Dictionary and the 3 volumes of Additions, and draft material from the current OED project, representing the latest progress toward a completely revised and updated Third Edition.”

Oxford Reference Online An authoritative research resource bringing together over 100 of Oxford's renowned dictionary and reference titles across more than 20 subject areas into a single cross-searchable database. [RR]
Usito Dictionary of the standard French language used in Quebec. From Université de Sherbrooke. [RR]
Webster's Third International Dictionary “This electronic version comprises the text of Webster's Third New International Dictionary, Unabridged, published in 1961, and subsequent updates which take account of current usage.” [RR]

Specialized Dictionaries & Glossaries

Name Description
American Sign Language Dictionary

Easy to use sign language dictionary with over 7200 ASL signs. Composed of main dictionary, religious, conversational and ASL for babies.

Artlex Art Dictionary Provides definitions of 3,000+ fine art terms, often accompanied by illustrations, quotations, and links to other Web resources.
Brewer's Dictionary of Phrase and Fable A place to look for the meaning and origin of phrase and fable.
Concise Companion to the Jewish Religion Information on every aspect of Jewish belief and practice, both ancient and modern. [RR]
Concise Oxford Companion to Classical Literature Gives accounts of the lives of many classical authors and character entries and plot summaries for their works. General entries trace the development of literary forms such as comedy and tragedy. There is also wide coverage of the historical, political, social, and artistic background. [RR]
Concise Oxford Dictionary of Art and Artists Guide to Western Art from ancient Greece to the present day. [RR]
Concise Oxford Dictionary of Art Terms Provides succinct and accessible explanations of over 1,800 terms used in the wide variety of visual media that makes up the art world. [RR]
Concise Oxford Dictionary of English Etymology "Based on The Oxford Dictionary of English Etymology, the principal authority on the origin and development of English words, The Concise Oxford Dictionary of Etymology contains a wealth of information about the English language and its history. Find out where the words 'bungalow' and 'assassin' came from, what 'nice' meant in the Middle Ages and much more." [RR]
Concise Oxford Dictionary of Linguistics The "most authoritative and up-to-date dictionary of linguistics available. It provides concise, informative entries across the whole field of linguistics." [RR]
Concise Oxford Dictionary of Literary Terms Contains "over 1,000 of the most troublesome literary terms." [RR]
Concise Oxford Dictionary of the Christian Church Christian religion and life, including theology, patristic scholarship, churches and denominations, the church calendar and organization, and the Bible. [RR]
Concise Oxford Dictionary of World Religions Contains entries on all the major and many minor religions, including Christianity, Judaism, Buddhism, Hinduism, Islam, Jainism, Shinto, Sikhism, and Taoism, with details of sacred sites, customs, religious practices, dogmas, beliefs, traditions, festivals and fasts, and artefacts such as altars, rosaries, icons, and torah ornaments and entries on religious teachings on abortion, animals, birth control, war, homosexuality, and suicide. [RR]
Dictionary of American Family Names Documents "70,314 surnames giving their meaning, nationality, alternate spellings, common forenames associated with them, and the frequency of each surname and forename." [RR]
Dictionary of Biology 6th ed., revised and updated. Provides "comprehensive coverage of biology, biophysics, and biochemistry, as well as key terms from medicine and palaeontology. It includes biographies of key scientists, and feature articles on important topics ..." [RR]
Dictionary of Buddhism History and doctrines of the major Buddhist schools, information on the spread of Buddhism in Asia and the West, and coverage of issues of contemporary concern such as human rights, abortion, euthanasia, ‘engaged Buddhism’, and the role of women in Buddhist teachings. [RR]
Dictionary of Cell Biology By Comparative Genomics Centre, James Cook University.
Dictionary of Early American Philosophers "Provides an account of philosophical thought in the United States and Canada between 1600 and 1860." [RR]
Dictionary of Islamic Architecture Andrew Petersen's dictionary of Islamic architectural terms, originally published by Routledge in 1996, is available here with links to related buildings and publications on ArchNet.
Dictionary of Philosophy of Mind (POM) Intended “as a free resource for all those interested in the philosophy of mind. The dictionary has a policy of blind peer review for all submissions to the dictionary. Advisory, editorial and review boards have been established.”
Dictionary of Psychology Essential reading for professional psychologists, psychiatrists, counsellors, and students of psychology and related disciplines such as nursing, sociology, social work, and education. [RR]
Dictionary of Science (6th ed.) Contains alphabetically organized entries on all aspects of chemistry, physics, biology (including human biology), Earth sciences, and astronomy. Includes short biographies of leading scientists, full-page illustrated features on selected subjects, and chronologies of specific scientific subjects. [RR]
Dictionary of Shakespeare Offers "up-to-date information on all aspects of Shakespeare in his own time and on his impact and influence on later ages." [RR]
Dictionary of Sociology Has international coverage of terms and concepts; related terms from psychology, economics, anthropology, philosophy, and political science; and material on topics such as cultural studies and identity, mass media, and the Internet, nationalism and McDonaldization. [RR]
Dictionary of Statistics Covers a broad range of statistical vocabulary in jargon-free language. It provides concise definitions of terms likely to be encountered by students, of both Statistics and of other disciplines such as politics, medicine, and mathematics. [RR]
Dictionary of Substances and Their Effects (DOSE) "Contains data on 4000+ chemicals studied for environmental impact or toxicity, and provides all the required information for the assessment of risks associated with the use of those chemicals." [RR]
Dictionary of the Bible Information about the books of the Bible, customs, religions and worship, history, and theology, important places, and personalities. [RR]
Dictionary of the Social Sciences Designed to make social scientific language comprehensible to general readers. Collecting anthropology, sociology, political science, economics, human geography, cultural studies, and Marxism in one volume, the dictionary presents concise, clearly written definitions of more than 1,500 important terms. [RR]
Dictionary of Twentieth-Century Art Broad coverage of painting, sculpture, and graphic art, encompasses all the major movements and styles of the twentieth-century. [RR]
Encyclopedic Dictionary of Applied Geophysics, 4th ed. A comprehensive tool for geophysicists, geologists, explorationists, engineers, energy advisers, economists, and students in the field. Provides access to the list of terms, definitions and associated figures, the search engine, the introductory texts, the appendices, and the references. [RR]
German Studies Web: Reference Shelf This site links to a number of reference resources on the web. Includes: Collected Reference Tools, Dictionaries, Handbooks, etc., General Country Information, Tourism, German Zip Codes, Train Schedules, Maps.
GIS Dictionary

Provides lists of definitions, Acronyms, and File Entensions. From Kansas Association of Mappers.

Glossarist A searchable directory of glossaries and topical dictionaries.
Glossary of Literary Terms A useful free resource from Gale. Its Lit Kit also provides access to How to Write a Term Paper, and Citing Information from Thomson Gale Databases.
Glossary of Medieval Art and Architecture A visual and pronunciation guide to the terminology of medieval architecture.
Glossary of Religious Terms A glossary of terms from a variety of religions. Many defined topics are linked to essays or articles with more in-depth information.
Handbook of Brain Theory and Neural Networks Contains 300 articles covering the whole spectrum of topics in brain theory and neural networks. Part 1 provides general background on brain modeling and on biological and artificial neural networks. Part 2 contains "Road Maps" to help readers understand the articles in part 3. [RR]
Handbook of Developmental Cognitive Neuroscience Contains forty-one contributions exploring basic aspects of neural development, sensory and sensorimotor systems, language, cognition, and emotion. [RR]
Historical Dictionary of Holocaust Cinema Entries include background information, major filmmakers, and most notable films. Covers films made in Germany and other countries. [RR]
Historical dictionary of Russian and Soviet cinema A comprehensive overview of cinema in the pre-communist & post-communist Russia and Soviet Union. [RR]
KLG (Kritisches Lexikon zur deutschsprachigen Gegenwartsliteratur) This dictionary provides updated information on biographies, work, and influence of German-speaking authors since 1945. Coverage also includes songwriters and film directors. Extensive primary and secondary bibliographies. [RR]
LEME: Lexicons of Early Modern English [trial until May 18, 2015] “Lexicons of Early Modern English (LEME) is a historical database of monolingual, bilingual, and polyglot dictionaries, lexical encyclopedias, hard-word glossaries, spelling lists, and lexically-valuable treatises surviving in print or manuscript from the Tudor, Stuart, Caroline, Commonwealth, and Restoration periods.” [RR]
LSJ: The Online Liddell-Scott-Jones Greek-English Lexicon "A new online version of Liddell-Scott-Jones (LSJ), the premier lexicon for classical Greek."
MIT Encyclopedia of the Cognitive Sciences (MITECS) A comprehensive reference work that represents the methodological and theoretical diversity of the Cognitive Sciences. Includes articles written by a leading researcher in the field. Designed for both students and researchers. [RR]
Mondofacto: Online Medical Dictionary Search by single terms or access terms and definitions within specific subject areas.
New Cognitive Neurosciences Reflects the many advances that have taken place in imaging and recording techniques. The contributions cover the relationship between the structural and physiological mechanisms of the nervous system and the psychological reality of the mind. [RR]
New Princeton Encyclopedia of Poetry and Poetics 3rd ed., completely rev. “This new edition ... assesses 106 national poetries, with coverage of every significant poetry tradition in the world.” [RR]
ODLIS: Online Dictionary of Library and Information Science "This online dictionary, newly updated, provides a glossary of over 1,800 terms related to library and information sciences, with an emphasis on online library science."
Oxford Art Online Offers access to Grove Art Online, Benezit Dictionary of Artists and other art databases. Contains 45,000 articles on every aspect of the visual arts - painting, sculpture, graphic arts, architecture, decorative arts and photography - from prehistory to the present day. (Only 5 users at a time.) [RR]
Oxford Classical Dictionary The Oxford Classical Dictionary. Edited by Simon Hornblower and Antony Spawforth. Third edition. Oxford; New York: Oxford University Press, 1996. [RR]
Oxford Dictionary of Art Guide to the art of the Western world from classical times to the present. [RR]
Oxford Dictionary of Byzantium A standard research tool on 1,100 years of Byzantine history. Provides coverage from the 4th century to the 15th. [RR]
Oxford Dictionary of Islam Focus on 19th and 20th centuries, information on the religious, political, and social spheres of the modern Islamic world. [RR]
Oxford Dictionary of National Biography 50,000 biographies of people who shaped the history of the British Isles and beyond, from the earliest times to the year 2000. [RR]
Oxford Dictionary of Philosophy

Covers “Eastern and Western philosophy (with emphasis on the latter), all the main subdivisions of philosophy, terminology from other disciplines that is significant in philosophical discussion, and major historical figures.”

Oxford Dictionary of Popes Provides accounts in chronological order of all the officially recognized popes from St Peter to John Paul II, provides a continuous history of the papacy. [RR]
Oxford Dictionary of Saints Concise accounts of the lives, cults, relationships through patronage, and artistic associations of saints. [RR]
Oxford Dictionary of the Renaissance Covers all aspects of the Renaissance in 14th to 17th century Europe, including the art, literature, science, culture, philosophy, religion, economics, history, and conflict of the period. [RR]
Oxford Dictionary of Word Origins "The Oxford Dictionary of Word Origins describes the origins and development of over 3,000 words and phrases in the English language…Organized A-Z, the entries include first known use along with examples that illustrate the many faces of the particular word or phrase." [RR]
Oxford Guide to People and Places of the Bible Describes the people and places that appear in the New Testament and Old Testament of the Bible. [RR]
Oxford Music Online

A gateway offering access and cross-search of the “resources of Oxford's music reference in one location.” Includes Grove Music Online (2001), The Oxford Companion to Music (2002), The Oxford Dictionary of Music, Second Edition, Revised (2006).

Palgrave Dictionary of Economics [RR]
Pocket Oxford Latin Dictionary (English-Latin) [RR]
Pocket Oxford Latin Dictionary (Latin-English) [RR]
RhymeZone: rhyming dictionary and thesaurus "This tool provides assistance in writing poetry, song lyrics, greeting cards, witticisms, and more."
Social Science Computing Terms & Social Science Data Terms About 100 terms used in Social Science Data Archives.
Who’s Who in the Classical World A dictionary of ancient biography, covering Greek and Roman history and politics, literature, philosophy, science, and art. [RR] - Specialty Dictionaries A very comprehensive site listing dictionaries specializing in specialized topics.

Translation Dictionaries

Name Description
Alpha Points to best multilingual dictionaries; includes special subject dictionaries. Offers searching of 1065 online English dictionaries at once. Formerly known as: The Web of Online Dictionaries.
Collins Dictionaries From HarperCollins Publishers. Coverage includes British & American English dictionaries, a thesaurus, and translation dictionaries for French, German, Italian, and Spanish. The translation dictionaries are bilingual, e.g. French/English, English/French, but the search results provide equivalents in many other languages.
Logos Dictionary A multilingual dictionary, which translates into many languages for each search. Translations include synonyms and antonyms. Online Language Dictionaries. Links to Oxford dictionaries and selected verb conjugators.
YourDictionary: Foreign Language Online Dictionaries A large collection of translation dictionaries. Includes links to language learning materials.

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