The Oxford Dictionary of English is the foremost authority on the English language. It presents words according to their current use and frequency based on the evidence of the Oxford English Corpus, an unrivalled collection of hundreds of millions of words of modern English
The Cambridge Advanced Learner's Dictionary provides definitions for about 170,000 words, phrases and examples and is compiled to offer what learners need most in a dictionary. The Second Edition offers new, up-to-date vocabulary (e.g
The Concise Oxford English Dictionary is the most popular dictionary of its kind around the world and is noted for its clear, concise definitions as well as its comprehensive and authoritative coverage of the vocabulary of the English-speaking world
It is one of the new generation Oxford dictionaries derived from the database of the highly acclaimed New Oxford Dictionary of English and is particularly user friendly with its elegant open design, with different elements starting on new lines
Merriam-Webster is America's foremost publisher of language-related reference works. The company publishes a diverse array of print products. Dictionary making at Merriam-Webster has always been an ongoing process. Even as the 1859 edition was being published, editorial work on a completely new edition was under way
Oxford English Minidictionary
This is one of Oxford's most successful dictionaries, with over 40,000 entries and 50,000 definitions, including a substantial number of new words. It aims to provide up-to-date, compact coverage of the core vocabulary of current English in a compact and comprehensive format