AD - Open Encyclopedia

From open-encyclopedia.com - the free encyclopedia.

Look up AD in Wiktionary, the free dictionary.

AD or ad may stand for:

ad or advertisement, see advertising
ad- prefix
Air Defence
Andorra, ISO 3166-1 alpha-2 country code
Anno Domini ("In the Year of [Our] Lord"). This year is A.D. 2008.
anni Diocletiani
Assistant Director
Destroyer Tender, US Navy hull classification symbol
Alzheimer's disease
The Air Department of the British Admiralty
The word ad is Latin for "at" or "to" in some phrases taken from Latin.
Norfolk, Franklin and Danville Railway (AAR reporting mark AD)
Microsoft's Active Directory

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