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 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.

The Concise Oxford Dictionary of Mathematics provides jargon-free definitions for over 3,000 of even the most technical mathematical terms.

The Oxford Dictionary of Art and Artists - the best-selling and authoritative dictionary covering Western art from the ancient Greeks to the present day.

‘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.

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.

The Oxford-Paravia Italian Dictionary is the most complete and up-to-date Italian dictionary available.

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.