Thank you ResourceShelf once again for this, from the ResourceShelf posting November 22, 2007—Thanksgiving Day. (Posted between bites of turkey?):
Merriam-Webster Launches Visual Dictionary Online, Free!
Is your world composed of an ever-increasing number of whatchamacallits and thingamajigs? Have we got a site for you! Announcing the newly-launched Visual Dictionary Online … featuring thousands of stunning images …
HERE is the full ResourceShelf posting, and HERE is Merriam-Webster's Visual Dictionary Online site.