# AAD

> Mediated Wiki article. Canonical URL: https://mediated.wiki/source/AAD
> Markdown URL: https://mediated.wiki/source/AAD.md
> Source: https://en.wikipedia.org/wiki/AAD
> Source revision: 1345421514
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

For the given name, see **Aad**.

**AAD** may refer to:

## Organizations

- *Ad Altare Dei*, a [Boy Scouts of America award](/source/Religious_emblems_programs_(Boy_Scouts_of_America))
- [Advanced Automotive Design](/source/Advanced_Automotive_Design), a South African car manufacturer
- AAD Education, Health and Sports (formerly, Athletes Against Drugs), an organization founded by [Stedman Graham](/source/Stedman_Graham)
- [American Academy of Dermatology](/source/American_Academy_of_Dermatology)
- [Australian Antarctic Division](/source/Australian_Antarctic_Division), which manages Australia's four Antarctic/sub-Antarctic stations, as well as Heard Island

## Science and technology

### Aviation

- Advanced Air defence, an anti-ballistic missile in the [Indian Ballistic Missile Defence Programme](/source/Indian_Ballistic_Missile_Defence_Programme)
- [Africa Aerospace and Defence Expo](/source/Africa_Aerospace_and_Defence_Expo), a biennial trade show in South Africa
- [Automatic activation device](/source/Automatic_activation_device), a fail-safe device often used in a parachute pack
- IATA airport code for [Adado Airport](/source/Adado_Airport) in Galguduud Region, Somalia

### Computing

- aad, or "ASCII Adjust before Division", one of the [Intel BCD opcodes](/source/Intel_BCD_opcodes)
- [Additional authenticated data](/source/Additional_authenticated_data) passed to an "Authenticated Encryption with Associated Data" ([AEAD](/source/AEAD_block_cipher_modes_of_operation)) block cipher mode of operation
- Microsoft [Azure active directory](/source/Microsoft_Azure_Active_Directory)

### Medicine and genetics

- Acute aortic dissection, a type of [Aortic dissection](/source/Aortic_dissection)
- Antiarrhythmic drug, another name for [antiarrhythmic agent](/source/Antiarrhythmic_agent)
- [Antibiotic-associated diarrhea](/source/Antibiotic-associated_diarrhea)
- [7-Aminoactinomycin D](/source/7-Aminoactinomycin_D) (7-AAD), a fluorescent stain for DNA
- [Arbitrarily amplified DNA](/source/Arbitrarily_amplified_DNA) (AAD), a family of DNA profiling methods

### Other scientific and technological uses

- Average absolute deviation, a measure of [absolute deviation](/source/Absolute_deviation) and a way to report error against reference data in statistics
- AAD, the [SPARS code](/source/SPARS_code) for a CD that was recorded analog, mixed analog, and transferred digitally

## Other uses

- [Amal language](/source/Amal_language), a language of Papua New Guinea
- [Attitude-toward-the-ad models](/source/Attitude-toward-the-ad_models) in marketing is a way of measuring the success of an advertisement

## See also

- [AD (disambiguation)](/source/AD_(disambiguation))
- ['Ad (disambiguation)](/source/'Ad_(disambiguation))

---
Adapted from the Wikipedia article [AAD](https://en.wikipedia.org/wiki/AAD) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/AAD?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.