Merriam Webster Mobile English Dictionary Series

Merriam-Webster is America's foremost publisher of language-related reference works ever. It published in a diverse print products available out there including in mobile dictionary version.
Several product that can be downloaded (demo version):

• Merriam-Webster’s Third New International Dictionary
• 
  Merriam-Webster's Collegiate Dictionary
• 
  Merriam-Webster's Pocket Dictionary
• 
  Merriam-Webster's Medical Dictionary
• 
  Merriam-Webster's Spanish-English Dictionary

Available in Windows mobile, Symbian, Android, Palm OS, iPhone, MS Windows
Download from here

Mobile Encyclopedia Solar System (JAD/JAR)

Mobile Solar System provides information about the planets of the solar system: You can find information about the distance between the sun, closer to the Sun, near aphelion, volume, mass, density, size, important component in the atmosphere, the moon, etc. It is a solar system mobile encyclopedia and quite useful information to learn astronomy and science mobile.

This mobile encyclopedia is in jar Java J2ME format.

Download m-encyclopedia:
- JAR file | JAD file
- getjar.com

Source

Wapedia - the mobile encyclopedia

Access over 2710000 articles of the extensive Wikipedia encyclopedia via your mobile device with the server is http://wapedia.mobi/. In This application images are scaled down To reduce the bandwidth requirements.
Available in several languages


Download J2ME MIdlet

DictionaryForMIDs - Flexible Dictionary for cell phones

DictionaryForMIDs is a flexible dictionary that can be set up with dictionaries for all languages around the world.

Features

• Plenty of functions and numerous customization options.
• Sophisticated search
• Language-specific search features
• Very short search time for translation
  
• Localization to many languages.
• Bitmap font support for devices that do not provide the fonts for a language.
• Runs on a huge variety of cell phones and PDAs and also on PCs.
• Open source project and as such free SW.

Download
DictionaryForMIDs v3.3.0

Wikipedia on Cellphone

Type in any word on your mobile and download the Wikipedia article specially formatted for your mobile device. Bookmark is also available to create your favourite articles.
Upvise Mobile is a free application can Search and read any Wikipedia on your cellphone.

Download
Upvise Mobile Wikipedia

Zlango: Talk With Icons

Zlango icons replace words and spice up daily communication in mobile and on the web. Zlango created the Zlango mobile messaging application that enables users to communicate in colorful icons. Icons replace words in mobile phone communication, utilizing it as an extension or replacement of the text messaging experience.

The mobile application offers a feature-rich messaging experience, with the ability to compose in Zlango, in ordinary text, or a mixture of the two. The application includes all of the characteristics of a messaging application: inbox, outbox, ready messages, contact list, etc.

available on http://www.zlango.com

Upvise: Mobile Wikipedia

Wikipedia, the largest encyclopedia in the world now you get at your fingertips, anytime, anywhere. Just type in any word and find Wikipedia article specially formatted for your mobile device. You can also bookmark any article.

More than 2 Millions articles are available from this mobile version of Wikipedia.

Download