noun
a very detailed map of an area of Britain or Ireland, prepared by an organization called the Ordnance Survey, which is supported by the government
noun
a very detailed map of an area of Britain or Ireland, prepared by an organization called the Ordnance Survey, which is supported by the government
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005