WordWeb is a quick and powerful international English thesaurus and dictionary for Windows. It can be used to look up words from almost any program, showing definitions, synonyms and related words. It includes pronunciations and usage examples, and has helpful spelling and sounds-like links.

WordWeb is a free cut-down version of the WordWeb Pro software. The comprehensive English thesaurus and dictionary includes:
- Definitions and synonyms
- Proper nouns
- Related words
- Pronunciations
- 140,000 root words
- 115,000 synonym sets

WordWeb Pro can be purchased from the authors site for $25 and has additional features like:
- Wildcard word search
- Full text definition search
- Custom glossaries
- Edit and add to the database Find and solve anagrams
- Search optional word lists
- Look up history