ASlovo is among fastest dictionary programs on the market. It can be used to work with many free dictionaries and thesauruses (English, Russian, German etc.) listened in http://jwork.org/jslovo/ . Dictionaries can be downloaded by ASlovo and kept for offline use (without Internet connection).
The number of dictionaries used to find a definition is unlimited. Access time for scanning over a million definitions in a dozen of locally stored files is typically less 0.3 seconds. The program is comprehensively tested for tables with 7 inch screens and above.
This program is an Android version of free multiplatform JSlovo (http://jwork.org/jslovo) dictionary available for desktops (Windows, Linux, Unix, Mac). This program can be used to build personal dictionaries that can be uploaded back to the server and viewed with ASlovo.