Thesauri websites in Web Directory

Thesauri Web Directory

Basic Listings:

Visual Thesaurus - An online thesaurus and dictionary of over 145,000 words that you explore using an interactive map. more info..
Phrase Finder - The Phrase Thesaurus, a writer's resource for generating ideas. more info..
Thesaurus.com - Free online Roget's Thesaurus of the English Language. more info..