ABBYY Lingvo Dictionary of British and American English - Offers extensive and relevant coverage of today's British and American English with over 500,000 words, phrases and examples of how words are actually used in speech.
This comprehensive, up-to-date dictionary is a must-have for all intermediate and advanced learners of English
ABBYY Lingvo English - German Dictionary - One of the most comprehensive dictionary, which contains the very latest vocabulary covering a wide range of different subject areas.
The third edition of the Universal German Dictionary is a recognized leader for bilingual dictionaries
Advanced English Chinese Dictionary (iPhone) - One of the most comprehensive English - Chinese dictionaries. 81,161 entries for Chinese to English and 78,756 for English to Chinese Dictionary.
+ Search in Pinyin and normal mode
The WordNet Dictionary and Thesaurus 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
Al-Mawrid Al-Qareeb Arabic-English and English-Arabic Dictionary - The most advanced Arabic-English-Arabic dictionary. Contains more than 33,000 words with many related appendices
American Idioms Dictionary - Shape up your English with thousands of idioms! Whether you are a learner of English who is having difficulty understanding expressions in everyday speech or a native speaker who wants to expand your written or spoken range, you need a comprehensive reference for idioms, common phrases, and sayings of American English
Audio Cambridge Dictionary of American English Based on the world's largest corpus of American English, the Cambridge Dictionary of American English provides up-to-date vocabulary, easy-to-understand definitions, helpful usage notes, and examples that show how English is really used. The second edition offers advanced search features and a thesaurus
The Cambridge School Dictionary is the perfect study companion for students studying other subjects through English. It includes vocabulary from all the main CLIL and International GCSE topics - from biology to economics and from IT to literature - to give you the confidence and support you need to learn in English, whatever the subject