What does A.D. mean?

Answer 1

Anno Domini - in the year of our Lord. Used by Christendom to measure history based upon the milestone of Christ's birth, hence "B.C." - before Christ. A more secular way to do it it "BCE" - before common era, and "CE" - common era.

Answer 2

AD, Ad or ad may refer to:

*Anno Domini, Latin for "In the Year of the Lord"
*Advertisement, the promotion of an item, service, company, and/or idea
*Arrested Development (TV Series), a Fox Network TV program
*Assistant director, a film crew member who manages various tasks
*Art director, the administrator in charge of art
*Athletic director, the administrator of the atheletics program, usually at an educational institution
*AD (band), a Christian rock band from 1984-1988
*Algemeen Dagblad, a Dutch newspaper
*Anno Domini (gallery), a contemporary art gallery in San Jose, California
*"at", "to", or "for", in some Latin phrases (such as ad lib or ad nauseum)
*Andorra, a small country in the Pyrenees
.ad, Andorra's ccTLD (Internet Top Level Domain)
*Andorra's ISO 3166-1 country code
*Action Directe (terrorist group), a French Maoist/Marxist-Leninist terrorist group
*Democratic Action (Spanish: Acción Democrática), a Venezuelan social democratic party
*Democratic Alternative (Malta) (Maltese: Alternattiva Demokratika), the Maltese Green party
*Aad (Omani tribe), a destroyed civilization mentioned in the Quran
*Anno Diocletiani, the Era of (Emperor) Diocletian, an alternate year-numbering start date
*Air defence, anti-aircraft weaponry and systems
Destroyer Tender (US Navy Hull Classification: AD), support ships to aid the operation of a fleet of destroyers
*The Air Department, part of the British Admiralty
*Adenovirus, viruses of the family Adenoviridae.
*Alzheimer's disease, a disease leading to the degeneration of neural function and dementia, usually seen in older people
*Active Directory, a Microsoft administration program
*Aggregate demand, the total demand curve of an entire economy that is the sum of each individual's demand
*Automatic differentiation, a way to speedily compute derivatives in computer programming
*Axiom of determinacy, a set theory axiom inconsistent with the Axiom of Choice
*Autodynamics, an alternate to special relativity proposed by Ricardo Carezani in physics
*Audio description, a narration track for blind and visually impaired viewers of media such as TV and film
*Administrative domain, a collection of hosts and routers into one network
*Analog-to-digital converter (A/D), a circuit which converts continuous analog signals to discrete digital values
*Active Disassembly, a technology involving specially designed building materials and components which are sturdy yet can easily be decomposed
*Autonomic Dysreflexia, a condition in which "unreachable" parts of the nervous system (for instance, those beneath a damaged spine) malfunction
*Airworthiness Directive, requirements on legal usage of airplanes given by the FAA
*Air Paradise (IATA code: AD), a defunct Indonesian airline
*Atlantic & Danville (AAR reporting mark: AD), a defunct railway acquired by the (also now defunct/merged) Norfolk, Franklin and Danville Railway

Answer 3

If it is part of a date -- it means Anno Domini (in the year of our Lord).

If you read it in the sports pages, it means Athletic Director.

If you are in film school, it means Assistant Director.

Answer 4

Short for the too short-lived show Arrested Development formerly on Fox.

Answer 5

Anno Domini. It's Latin for "In the year of our lord".

Answer 6

It means after death. In other words it means after Christ.

Answer 7

What do you mean? What phrase did you hear it in?

Answer 8

Here is a good link for ya'!!
http://www.gotquestions.org/BC-AD.html