Thinkmap is a unique implementation of a dictionary and thesaurus as an interactive visual display.

“The Visual Thesaurus is a dictionary and thesaurus with an intuitive interface that encourages exploration and learning. Available in both a Desktop Edition and an Online Edition, the Visual Thesaurus is a marvelous way to improve your vocabulary and your understanding of the English language.” (from The Visual Thesaurus Product Overview)

Starter Links: Visual Thesaurus Homepage | Thinkmap (Designers)