Dictionaries and Thesaurus



  • Roget's Thesaurus II : The New Thesaurus
    A searchable online version of the book by the same title, this site provides access to 35, 000 synonyms and 250, 000 cross references. Features word definitions, hyperlinked category and alphabetical index.
  • Merriam-Webster online
    Facilitates access to the print version of Merriam Webster Collegiate Dictionary Eleventh Edition. Includes thesaurus, audio pronunciations feature, real time words, word games, and other materials in the English language.
  • Cambridge Dictionaries Online
    Intended for non native speakers, this site provides searchable versions of Cambridge's Advanced Learner's Dictionary, Dictionary of American English, International Dictionary of Phrasal Verbs, International Dictionary of Idioms, Lerner's Dictionary, Diccionario Cambridge Klett Compact ( English-Spanish ), and Dictionnaire Cambridge Klett Compact ( English- French ).
  • The Free Dictionary
    Serves as "English, Medical, Legal, Financial, and Computer Dictionaries, Thesaurus, Acronyms, Idioms, Encyclopedia, a Literature Reference Library, and a Search Engine all in one".
  • Dictionary.com
    Includes Random House Dictionary, The American Heritage® Dictionary of the English Language, Online Etymology Dictionary, Merriam-Webster's Medical Dictionary, The American Heritage® Stedman's Medical Dictionary, The American Heritage® Science Dictionary, The American Heritage® Abbreviations Dictionary and more.
  • Management Dictionary
    The world's biggest business dictionary of management methods, models and authors. Find 2000 business concepts, scholars and acronyms.
  • Engineering Dictionary
    EngNet® is a powerful Directory/Search Engine/Buyers Guide Service aimed specifically at the Engineering Industry to enable Engineers, Technicians, Tradesmen, etc. to find information and communicate effectively with suppliers in the Engineering Industry.
  • Sebastian's Building/Construction Pathology Glossary
    A free technical glossary for building pathology and construction technology, architecture, civil, structural, forensic, mechanical, pavement, and materials engineering, with elements of testing and quality science by A. Sebastian.