The foremost single volume authority on the English language, the Oxford Dictionary of English is at the forefront of language research, focusing on English as it is used today. It is informed by the most up-to-date evidence from the largest language research programme in the world, including the two-billion-word Oxford English Corpus.

This new edition includes thousands of brand-new words and senses, as well as up-to-date encyclopedic information, and extensive appendices covering topics such as countries, heads of state, and chemical elements.

New features include Word Trends which showcase language research based on the Oxford English Corpus and illuminate the extraordinary stories behind fast-changing words of everyday English.

Find out more about our living language using Oxford Dictionaries Online - updated regularly with the latest changes to words and meanings, so you have the most accurate picture of English available. Use the thousands of audio pronunciations to hear how words are spoken. Improve your confidence in writing with helpful grammar and punctuation guides, full thesaurus information, style and usage help, and much more.

Discover more on oxforddictionaries.com, Oxford's hub for dictionaries and language reference.