say it: ay-DEE
a.d. is an adverb meaning "in the Christian era; used before dates after the supposed year Christ was born". It carries one recorded sense.
in the Christian era; used before dates after the supposed year Christ was born
“in AD 200”
Definitions, synonyms and semantic relations for a.d. come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.