File:Sony PRS T2 vs Amazon Kindle Touch.jpg - Wikimedia Commons
Fictionaries are Custom Dictionaries for the Kindle (as well as Many Other Reading Apps) - The Digital Reader
One of my favourite features of the kindle is the built in dictionary. It has allowed me to understand books that I otherwise wouldn't have had the full experience from due to
Kindle iPhone/iPad App Now Smarter With A Dictionary, Wikipedia, And Google | TechCrunch
Amazon Kindle - Wikipedia
Kindle Features: Search, X-Ray, Wikipedia and Dictionary Lookup, Instant Translations