CoolDictionary.com merges together several data sources: the 1913
webster dictionary with expired copyright,
Wiktionary. All three sources are
displayed in a similar manner, and are crosslinked to let users get
the information that they want. For example, a user could be browsing
an in depth wikipedia article, where every word is a link to the
dictionary that would explain its meaning. It also has great integrated
pronunciation features and a real Talking Artificial Intelligence Robot.
CoolDictionary is listed in DMOZ as well as
Directory. It has been around for a while, and
apparently has many inbound
links from some important sites.
CoolDictionary is also very search engine friendly. It does not
of this, it gets a decent amount of traffic.