WordWeb

This thesaurus/dictionary can be used to look up words from almost any program. In addition to displaying sense definitions and synonyms, WordWeb can find sets of related words.

The database has more than 160,000 root words and 222,000 senses many proper nouns, pronunciations, and usage tags. WordWeb works offline, but when online you can also quickly view Web references such as the Wikipedia encyclopedia.

• Offline English dictionary and thesaurus.
• One-click lookup in any Windows program.
• Definitions, synonyms, and related words.
• Pronunciations and usage examples.
• Quickly cross-reference Wikipedia and others.
• Add Oxford, Chambers, and Collins dictionaries.