dictionaries

• American Heritage Dictionary of the English Language - A searchable online version of this respected dictionary. Includes over 90,000 entries feature 10,000 new words and senses, 70,000 audio word pronunciations, 900 full-page color illustrations, language notes and word-root appendixes.
• Diccionarios - A Spanish dictionary.
• LEO - A German/English dictionary.
• Lexicool.com: Directory of Multilingual and Bilingual Dictionaries - Links to over 2000 translation dictionaries and glossaries.
• Merriam-Webster Online Dictionary - An on-line version of the Mirriam-Webster dictionary, featuring a searchable database for finding pronunciation, etymology, brief definitions, and synonyms of words. Also includes word games, fascinating facts about words and a thesaurus. This is a commercial site which promotes sales of Mirriam-Webster reference books.
• Netlingo - NetLingo is an online dictionary about the Internet. It contains thousands of words and definitions that describe the technology and community of the World Wide Web.
• OneLook Dictionaries - A fast dictionary search tool which allows users to look up words in 350 different dictionaries simultaneously, or work with specific titles. Includes Internet/computer, science, technology, business, sports, religion, acronym, and general dictionaries.
• Roget's II: The New Thesaurus - The online version of the third edition.
• Travlang's Translating Dictionaries - For travelers interested in knowing a bit about foreign languages.
• Webopedia - An online dictionary and search engine for computer and Internet technology.