This new edition of Oxford's flagship single-volume dictionary brings you the results of the latest research into the real English of today. Oxford is lead partner in the British National Corpus, a massive and constantly expanding hundred-million-word database which allows dictionary editors to sample today's language - newspapers, magazines, books, advertisements, even transcripts of spoken English. With thousands of occurrences ofeach common word available for instant analysis, lexicographers are able to track the latest trends in, for instance, spelling and hyphenation or disputed usages, with greater accuracy than ever before. This rolling, constantly updated 'opinion poll of language' combined with Oxford's unparalleledworld reading programme (we spend more on language research than any other dictionary publisher in the world), ensures that COD9 is the up-to-date reference for today's English.