oxford advanced learners az
Free   
5

This is one of the most comprehensive dictionaries which you can always carry around with you..

wordreference dictionaries
Free   
8

A complete dictionary network now available for your Android.

biscuit

Biscuit

 4.0.4
Free   
6

The most simple to use dictionary translator, for everything you need.

english spanish dictionary
Free   
10

If you like travelling but do not master English, this app will become essential, it will also be very useful if you are studying the language.

offline dictionaries
Free   
7

Use all the dictionaries that you need with no need to have an Internet connection.

mywordbook
Free   
11

A great app to learn vocabulary in English, practice it and have fun with no need to study hard.