Using Lexipedia you can visually map out words and concepts in a clean and friendly interface. No more thumbing through a dictionary, or fumbling through a single-word search; with Lexipedia you can see related words, synonyms, antonyms and fuzzynyms. And best of all, it's absolutely free!
adj.
seen in the mind as a mental image; "the glory of his envisioned future"; "the snow-covered Alps pictured in her imagination"; "the visualized scene lacked the ugly details of real life"