The New Oxford American Dictionary is the most accurate and richly descriptive picture of American English ever offered in any dictionary. Oxfords American editors drew on a 200-million-word databank of contemporary North American English, plus the unrivaled citation files of the world-renowned Oxford English Dictionary. Updated regularly, this is the most comprehensive and up-to-date American English reference. Features include: - 350 000 words, phrases, and senses - 70 000 audio pronunciations from the Oxford Sound Bank - 75 000 usage examples - 35 000 etymologies - Full text search - Pattern-matching search