WordNet® is a large lexical database of English with up to 140,000 entries and more than 1.4 million words, developed by the Cognitive Science Laboratory at Princeton University.

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

Advanced Dictionary allows you to translate in any direction between many world languages and allows you to test your knowledge.

A rich source of words for everyone who loves language, this free dictionary is both comprehensive and authoritative with its 123,000 words and 200,000 definitions based on the Collins Word Web - an unrivaled and constantly updated 2.5 billion-word database of today's English.

Are you learning Spanish language and want to expand your vocabulary? Try "Easy Spanish", an educational game for learning 5,000 most frequent words in Spanish language. "Easy Spanish" successfully combines scientific methods and video game mechanics for effective language learning. So come have some fun and learn some Spanish!

The leading and most trusted single-volume English dictionary is now available for FREE!

* The most comprehensive coverage of English everywhere it’s spoken
* The very latest vocabulary, with over 350,000 words, phrases and meanings
* Thousands of words and sentences derived from the latest research of the Oxford English Corpus
* 75,000 audio pronunciations of both common and rare words, including words with controversial or variant pronunciations (Premium only)

Learn English for free through graphics cards with vocabulary, find the words in English that the game says.
Thanks to this application to learn English, learn it as a game. This application is valid for adults and children with different levels also are updated the screens so you always have to learn new words.

This application serves to improve educational and learning advanced English vocabulary

This is a an helper application for beginner to intermediate to advanced English learners. This independent application has been made by ImApp Soft, who which is a fan of the very popular podcast for English learners, English as a Second Language Podcast at ESLPod.com.

Webster's New World Dictionary and Thesaurus is a software bundle of the Webster’s New World College Dictionary and the Webster’s New World Roget’s Thesaurus making the perfect reference to use at school, at the office or at home.

Are you learning Russian language and want to expand your vocabulary? Try "Learn 5,000 Russian Words Fast", an educational game for learning 5,000 most frequent words in Russian language. "Learn 5,000 Russian Words Fast" successfully combines scientific methods and video game mechanics for effective language learning. So come have some fun and learn some Russian!

Commands Dictionary is an android application which has been built for getting quick reference to commands required for AIX admin,DBA i.e Database Administration as well as SAN which stands for Storage Area Network.It also includes UNIX as well as TSM commands which are helpful for AIX,DBA and SAN.This application gives a short decsription of these commands which can be quite useful to Core IT people.

Over 800 questions to practice English verbs.

Tenjin ★ Japanese dictionary with kanji, examples, grammar points and more...

This best-selling dictionary covers all areas of philosophy and contains terms from the related fields of religion, science, and logic. Clear and authoritative definitions make it an essential resource for students and teachers and an ideal introduction for anyone with an interest in philosophy.

The fourth edition of this leading dictionary (previously A Dictionary of Earth Sciences) contains over 7,500 clear and concise entries on all aspects of geology and earth sciences, including planetary science, volcanology, palaeontology, and mineralogy.

The thesaurus that works hardest for you! Webster’s New World Roget’s A-Z Thesaurus opens up the world of words and leads you to a more precise and more effective communication.

The Dictionary of Dentistry provides over 4,000 definitions covering all the important terms and concepts used in dentistry today. Entries are written in clear and concise English without the use of unnecessary dental or medical jargon, and many entries are supplemented by detailed line drawings.

With over 10,000 clear and concise entries, written by medical and nursing specialists, this trusted dictionary covers the theory and practice of nursing, and even includes entry-level web links. The text is enhanced by 100 helpful illustrations and tables. This is an invaluable reference tool for all nursing students, recently qualified and practising nurses, and people training and working in related fields such as midwifery and health visiting.

This is the most popular dictionary of physics available. It contains over 3,800 entries covering all commonly encountered physics terms and concepts, as well as terms from the related fields of astronomy, astrophysics, and physical chemistry. With 200 new entries and expanded coverage in areas including applied physics, statistical distributions, polymers, and nanoscience, A Dictionary of Physics is more comprehensive than ever before.

‘This book is rich in peculiarities for the interested observer’ - The Independent

The second edition of the Oxford Dictionary of Astronomy contains over 4,300 up-to-date entries covering all aspects of astronomy. Compiled with the help of over 20 expert contributors under the editorship of renowned author and broadcaster Ian Ridpath, A Dictionary of Astronomy covers everything from space exploration and the equipment involved, to astrophysics, cosmology, and the concept of time.