The Oxford A-Z of English Usage is a comprehensive guide to a wide range of proper English pronunciation, spelling, grammar, word usage, hyphenation, and more.

Own dictionary is an application which help user to build his own vocabulary.

This application allows you to browse off-line dictionaries. This is useful when the Internet connection is not availabe (abroad, in the plane...)

Nigandu is a Simplified English-Malayalam Android Application with very user friendly nature. Just copy the word from any files or browser will popup its meaning.

As Oxford's flagship American dictionary, the New Oxford American Dictionary sets the standard of excellence for lexicography with the most comprehensive and accurate coverage of American English available.

Covering 400 herbs and supplements, Natural Standard Herb & Supplement Guide: An Evidence-Based Reference provides the high-quality, up-to-date, unbiased information you need to advise your patients. No other book can match its expertise and attention to evidence! Each monograph is concise and easy to read, and includes uses, dosage information, safety considerations, and interactions with drugs and other herbs and supplements.

From Abilify to Zyrtec and nearly every drug in between, Mosby's Drug Reference for Health Professions, 3rd Edition is the must-have item for every current or aspiring health professional in the field today. Filled with the details you need to know about your clients' or patients' medications, this edition features concise, reliable information that is easy to navigate and simple to follow.

Mobile memory app helps you remember words quickly and efficiently by language learning. It supports Stardict, Kdict, Zdict dictionaries, embeded download system inside Momemo. After learn then go over through test, you can mark word as favorite or set reicte level. Also supports IPA and speech, can be used as dictionary.

Multi-languages dictionary, support Stardict, Kdict, Zdict free dictionaries. Word can be added into History and Woodbook. Define custom online-dict to query free web protocol, and online-dict can be exported and imported. Support Recite(random,word fill game...) and Quickbar, you can search anywhere outside of application.

Learn languages through brain training vocabulary memory game

Lingua.ly - learn new vocab
Learn a language while you browse the web.
Study French, English, Spanish, Russian, Arabic, Hebrew and more, as you read articles on your mobile device and tap on words you don’t know. Lingua.ly’s smart dictionary gives you translations for vocabulary you would like to learn. The app creates personalized games and flashcards to help you remember your new vocab. A fun, free and seamless way to learn a language.

Learn Spanish vocabulary with word cards, pronunciation by native Spanish speakers and exercises to test what you have learned.

+ Clear audio recordings of native Spanish speakers.
+ Very easy to use!
+ Works offline! (data rates while in roaming are expensive. No internet connection needed).
+ You can practice anywhere you go
+ Compressed files to ensure fast download anywhere.

Recommended app for tourists and business people visiting Spain.

Learn multiple languages with Language Lu. Learn English, French, German, Spanish, Chinese, Japanese, and Korean - all in one app and all FREE. All learning categories are done by native speakers and NO registration is required to use this app. Also included is a Quiz feature to test your oral and written skills after you learn them. Use the Translate feature to translate any word or phrase that’s not found in categories done by native translators and also play the audio of that translation.

Kudos Wiktionary Word of the day APP and WIDGET.

Learn a new word everday by either launching the app or including a widget on your home screen (To add a widget after installing the app tap on an empty part of your background and select 'widgets' then 'Wiktionary')
Tapping the widget will give a full explanation of the word.

Dictionary data taken from wiktionary.com
Parts of the source are taken from or modified versions of that found on the Android Developer Blog.

The Kernerman Advanced English Dictionary is a user-friendly dictionary designed to address the needs of both English-speakers and learners of English at upper-intermediate and advanced levels. All those who use English as a native or foreign language, whether high school and university students, professionals, or the general public, will find it a useful addition to their library.

Contains usefull vocabulary in many different languages. Great way to access and learn new words.

JiShop is a Japanese/English kanji and compound word dictionary.

Comprehensive yet easy to use, it's a must for anyone who studies Japanese or translates from it.

5300 kanji, 47000 words. Full functionality for 30 days, then the database shrinks to the "School Kanji" list.

Free French - Italian Language Learning Audio Phrasebook and Dictionary Offline App for Beginners

Free Spanish Language Learning Audio Phrasebook and Dictionary App for Beginners

Free French - English Language Learning Audio Phrasebook and Dictionary Offline App for Beginners