EXPLORE AN ONLINE VISUAL DICTIONARY WITH A NEW POINT OF VIEW

The Visual Dictionary Online is an interactive dictionary with an innovative approach.       

Definitions of "more 20,000 terms ... [and] more than 6,000 stunning illustrations of a wide variety of objects from all aspects of life." Also includes audio clips of pronunciations.
From Merriam-Webster.

Searchable, or browsable by the following topics: 

• Astronomy
• Earth
• Plants & gardening
• Animal kingdom
• Human being
• Food & kitchen
• House
• Clothing & articles
• Arts & architecture
• Communications
• Transport & machinery
• Energy
• Science
• Society
• Sports & games

(quote: Copyright 2007 by Librarians' Index to the Internet, LII.