MEMIDEX, free on line dictionary, thesaurus and more

This is the best free on line dictionary and thesaurus I have ever seen. 

Try it, it's great!!

Dictionary/Thesaurus:

As they say ,
Memidex is a free online dictionary and thesaurus 
Memidex reaches a new total of 12.5 million external reference links, including  over 5.4 million definition references, 5.3 million audio references, and 1.8 million etymology references.
Each audio reference has a button to play the audio directly from the Memidex web page.
Click on this link to go to MEMIDEX