Talking Dictionary is a speech enabled encyclopedic dictionary that can be used with or without a screen reader. The dictionary is based on the Wordnet 2.1 database and contains over 250,000 words. These include historical figures, slang and jargon. The dictionary has updated with the latest additions to the database numbering over 8500 words. Talking Dictionary is for computers running Microsoft Windows and has been optimized for Windows XP.

Mobysaurus is a free, feature-rich English thesaurus and dictionary software that integrates Moby Thesaurus II, Roget's Thesaurus, GCIDE Dictionary and WordNet -- all royalty-free, powerful and most suitable for everyday reference. With this, you will feel it so much easier to choose the right word or words for every occasion or purpose.

WordNet-Online free dictionary and hierarchical thesaurus of English. Very easy to use! Definitions, synonyms, antonyms, hypernyms, hyponyms, meronyms, holonyms, derived forms and sample sentences. The handy dictionary software minimizes to your system tray and waits until you click it. You enter a search query and get the results from WordNet-Online. Simple install and uninstall. No spyware or adware.