WordWeb dictionary and thesaurus
WordWeb English Dictionary
WordWeb is an international English dictionary and thesaurus program for Microsoft Windows, partly based on the WordNet database. Hundreds of thousands of definitions and synonyms. The latest international English words. Works offline, or reference to Wikipedia and web references.
The thesaurus is integrated into the dictionary; synonyms, as well as detailed categorization of the relationship between words, are shown under each definition. Ability to list entries from three online sources: Wikipedia, Wiktionary, and WordWeb Online. These details appear in three separate tabs. Audio pronunciations and support for third-party Oxford and Chambers add-on dictionaries.