Aard Dictionary - multiplatform dictionary and offline reader Wikipedia.
Features:
Quick search words, even in these awkward references like Wikipedia
Search for words in a large number ve different dictionaries without switching language direction
Uses the same compression efficiency as dictionaries and desktop version
uses a dictionary with the extension. Aar
It has two main menu areas: Search and entries and two support: Dictionaries and Info on dictionaries

Content:
- Wikipedia RUS
- The Collaborative International Dictionary of English
- The Jargon File
- Wikispecies (angl.249, 681 article) (Wikispecies - a project of the Wikimedia Foundation, conceived as an open and free directory of species containing the classification of animals, plants, fungi, bacteria, archaea, protists, and all other forms of life. Now the project is 300.631 article .)
- WordNet