The Reverse Dictionary

This is so cool. If you have ever had an idea but searched for the exact word to encapsulate that idea or communicate it to someone else (or wondered if such a word exists), then you may appreciate the reverse dictionary.

http://dictionary.reference.com/reverse/

Here's an article about it:

http://www.lexico.com/blog/2008/01/23/the-reverse-dictionary/

Enjoy!