‘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.

The wide-ranging Oxford Dictionary of World History contains a wealth of information on all aspects of history, from prehistory right up to the present day. It includes biographies of key figures in world history, historical summaries for each country, and entries on religious and political movements, international organizations, and key battles and places.

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

McGraw-Hill's American Idioms Dictionary shows you the ropes of English and helps you еxpand your English-speaking abilities with these 14,000-plus expressions, proverbs, and common sayings, listed alphabetically.

This is an offline Dictionary for English to arabic

This is fully free apps which is contains more than 50, 000 thousand words. Feel free and search your favorite word.

Bangla Dictionary is a android dictionary to find bangla meanings of english words
Note: This application may contain advertisements in the form of browser homepage.

The Collins Chinese Dictionary offers the learner of Chinese or English an essential reference tool. This completely up-to-date dictionary is designed for intermediate learners of Chinese or English up to university level and beyond.

The Collins Cobuild Intermediate Dictionary is the perfect language tool for English language learners. The information in this dictionary has been carefully chosen you can succeed as a confident language user and will enable you to write and understand better English.
You will find all the words you need, defined clearly in full sentences completed with:

* 17,000 headwords
* 63,000 references
* 25,000 examples

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.

Collins Korean Gem Dictionary offers learners extensive and up-to-date coverage of Korean and English in a compact, portable format.

A Collins German-English-German Dictionary with over 80,000 words, phrases and definitions.

A Collins Greek-English-Greek dictionary with thousands of real-language examples from a corpus of modern Greek.

Collins Japanese Gem Dictionary offers learners extensive and up-to-date coverage of Japanese and English in a compact, portable format. This Japanese dictionary is designed for all levels of language learner, whether at home, at school, or at work. It’s the ideal text for anyone who needs a wealth of reliable information in a portable format.

The Collins Latin Dictionary offers the learner of Latin extensive coverage of Latin and English in a compact, portable format.

Collins Mini Gem Czech-Croatian-Czech Dictionary is an up-to-date dictionary with about 10,000 words from each language with Collins pre-recorded audio pronunciation for each word.

Collins Mini Gem Czech-Dutch-Czech Dictionary is an easy-reference dictionary, with about 10,000 words from each language with Collins pre-recorded audio pronunciation.

Collins Mini Gem Czech-Polish-Czech Dictionary is an easy-reference dictionary, with about 10,000 words from each language with Collins pre-recorded audio pronunciation.

Collins Mini Gem Czech-Portuguese-Czech Dictionary is an easy-reference dictionary, with about 10,000 words from each language with Collins pre-recorded audio pronunciation.

Collins Mini Gem Czech-Russian-Czech Dictionary is an easy-reference dictionary, with about 10,000 words from each language with Collins pre-recorded audio pronunciation.