An American dictionary created by the American editors at Oxford's U.S. Dictionaries Program -- based on computer analysis of Oxford's 200 million entry database of contemporary North American English, including English dialects of Hawaii, Mexico, Puerto Rico, Canada, Bermuda and the Franglish? of [St. Pierre]? and Miquelon?.
Some regard The New Oxford American Dictionary (NOAD) as the American translation (two countries separated by a common tongue) of the New Oxford Dictionary of English (NODE), published in England in 1998.
http://www.oup-usa.org/noad
2192 pages, September 2001, Oxford University Press
ISBN 019511227X (amazon.com, search)