The cathedral was destroyed by the Great Fire of 1136 AD.
She replied to a lonely hearts ad.
Watch the Paris Hilton beer ad deemed too sexy in Brazil.
Celebrities flock to Japan for the ad money, just like Lost in Translation.
70 ad
In strict usage, ad is only employed with specific years: he died in 1621 ad, but he died in the 17th century (and not the 17th century ad). Formerly the practice was to write ad preceding the date (ad 1621), and it is also strictly correct to omit in when ad is used, since this is already contained in the meaning of the Latin anno Domini (in the year of Our Lord), but this is no longer general practice. bc is used with both specific dates and indications of the period: Heraclitus was born about 540 bc; the battle took place in the 4th century bc
