A.D.

    ^{† Catholic_Encyclopedia ► Ecclesiastical Abbreviations}

    ► Abbreviation in Catacomb Inscriptions

    Ante Diem (e.g. in the phrase, "Ante Diem VI [or Sextum] Kal. Apriles", is equivalent to the sixth day before the Calends of April, counting both the Calends and the day intended to be indicated); or Anima Dulcis ("Sweet Soul")

    

    ► Abbreviation in general use, chiefly Ecclesiastical

    Anno Domini ("Year of Our Lord")

    ^{† Catholic_Encyclopedia ► Ecclesiastical Abbreviations}

    ► Abbreviation in general use, chiefly Ecclesiastical

    ante diem ("The day before")