Macmillian Dictionary and Thesaurus!

The free Dictionary.com app delivers content from Dictionary.com and Thesaurus.com, including nearly a million words and definitions and 90,000 synonyms and antonyms. No internet required!

Google's dictionary extension on Google Chrome. With it, you can double-click any word to view its definition in a small pop-up bubble, or search the complete definition of any word or phrase using the address bar dictionary. The Dictionary extension supports 11 different languages.

Free online dictionary, thesaurus, spanish-english and medical dictionaries, audio pronunciations, Word of the Day, word games, and many more high-quality Merriam-Webster language resources.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia encyclopedia, Wikipedia encyclopedia, examples from classic literature, pronunciations, word browser, glossary.

Your Mac also comes with a versatile Dictionary application. It also includes to other reference libraries such as thesaurus, Apple glossary, and Wikipedia. With it, you can find definitions, learn of the word's origin, find synonyms and antonyms, or get encyclopedic knowledge about any subject.

Power Thesaurus is a fast, comprehensive and easy-to-follow online thesaurus for writers, journalists, students and teachers

Free online dictionary of British English and American English from Oxford. Translate from English to Spanish, French, Italian, and German with bilingual dictionaries. Get writing, spelling and grammar help, and play word games. (US)

The fun and free way to look up definitions. THE graphical dictionary and visual thesaurus. We love words

Cambridge University Press has been publishing dictionaries for learners of English since 1995. Cambridge Dictionaries Online has been offering these dictionaries completely free of charge since 1999.

Find a _______ syllable word for _________, using Moby's Thesaurus of synonyms and related words.

Advanced English Dictionary is better than other dictionaries, not just because it contains far more words than a conventional paper dictionary, but because it uses a radically new approach to searching for words. Instead of just listing the words and their definitions, AED shows how every word is linked to another.

The Longman Dictionary of Contemporary English Online is an online version of the CD-ROM of the Longman Dictionary of Contemporary English, Updated Edition.

The single-volume international English dictionary with the widest coverage of all the riches of the English language. Clear, accurate and occasionally witty definitions, with the latest new words from science, technology and contemporary culture.

The official Collins English Dictionary online. Comprehensive and authoritative, rely on Collins for up-to-date English with insights into language trends and usage.

Learn thousands of real slang words or add your own. Slang thesaurus, maps, usage voting, offensiveness rating, more.