What does AD mean

Anno Domini

Examples:

In a vote, the Trinity Congregation decided in favor of the bell saying "We need the grace of unity" [...]. The inscription on the back of the standard bell reads: »Anno Domini 2017« (In the year of the Lord 2017). [Leipziger Volkszeitung, 16.12.2017]

The GDP [gross domestic product] in the Austrian half of the empire fell from 596 kroner per inhabitant in 1913 to 60 kroner in 1918. […] [Der Standard, 29.11.2013]

ironic Women are also only allowed to comment on football in 2010 at most in exceptional cases. [Neue Zürcher Zeitung, 20.06.2010]

May one remember that, since Anno Domini 1774, education has been imposed by state compulsory education, that is, from privilege to common property? [Die Zeit, June 21, 2007]

In 814, Ludwig [the Pious] ascended the throne: son of Charlemagne, ruler from Sicily to the Elbe. [Der Spiegel, July 13, 1998]

Our years […] traditionally denote the beginning of years, which our ancestors still knew; they said "anno Domini", "in the year of the Lord", and wrote the year in question in Roman numerals, followed by a period that was lost over time. [Frankfurter Allgemeine Zeitung, January 5th, 2000] unusual. Spelling