adverb Usage: often capitalized A Etymology: Medieval Latin, in the year of the Lord Date: 1512 — used to indicate that a time division falls within the Christian era
ANNO DOMINI
Meaning of ANNO DOMINI in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012