App Name: Oxford Advanced Learner’s 8

Description: Improve your English language skills with the Oxford Advanced Learner’s Dictionary. Understand what words mean. Learn how to say them. Know how to use them.  The app has  3000 keywords, thousands of colorful graphics and full-sentence audio pronunciations.  You can look up over 57,000 synonyms and opposites.  You can customize the look and feel of the app too.

Cost: $28.99 USD

Developer: Paragon Software

Market: Android