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* Synonyms thesaurus of over 167,000 terms.
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- Search inside definitions and examples
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* Improve your vocabulary! The ideal thesaurus to find English language synonyms and definitions of nouns, verbs, adjectives, etc.

This dictionary is based on:
- Soule's Dictionary of English Synonyms (1915), a public domain resource.
- WordNet®, a lexical reference system whose design is inspired by current psycholinguistic theories of human lexical memory. English nouns, verbs, adjectives and adverbs are organized into synonym sets, each representing one underlying lexical concept.