'AD' definitions:

Definition of 'AD'

(from WordNet)
adverb
In the Christian era; used before dates after the supposed year Christ was born; "in AD 200" [syn: AD, A.D., anno Domini]
noun
A public promotion of some product or service [syn: ad, advertisement, advertizement, advertising, advertizing, advert]

Acronyms for 'ad'

From: V.E.R.A.
  • Active Directory (MS, Windows, AD, DS)
  • Analog-to-Digital (D/A), "A/D"
  • Authorized Distributor (DEC)
  • Autonomous Domain