Meaning of AD in English


( BrE ) ( NAmE A.D. ) / ˌeɪ ˈdiː/ abbreviation

used in the Christian calendar to show a particular number of years since the year when Christ was believed to have been born (from Latin 'Anno Domini') :

in (the year) AD 55

in 55 AD

in the fifth century AD

—compare AH , BC , BCE , CE

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.