Aard Dictionary - Aard Dictionary is a free, fast and easy to use word lookup app that searches for words in multiple dictionaries. It works great as an offline Wikipedia reader
ABBYY Lingvo Dictionaries - Get access to 58 basic dictionaries for 27 languages for only $2.99!
Over 200 additional premium dictionaries for 20 languages are available for In-App Purchase.
Electronic versions of dictionaries from the world’s leading publishers, including Compact Verlag, K Dictionaries, and dictionaries compiled by ABBYY lexicographers
Add-on to MyScript Stylus Mobile – Chinese (Simplify) language - This is Chinese (Simplify) language pack. You need to install MyScript Stylus Mobile application in order to use this add on