AA

Automatic Anti-aircraft (guns or machine guns)

AA

Alarm Assignment

AA

Air Army (Soviet)

AA

Army Act 1955

AA

Auto Answer

AA

acronym: atomic absorption
Found on http://cdiac.ornl.gov/pns/acronyms.html#A

AA

abbreviation: Aruba (Netherlands southern Caribbean island
Found on http://www.encyclo.co.uk/local/20021

Aa

against actuals
Found on http://www.encyclo.co.uk/local/20100

AA

See Against Actuals.
Found on http://www.oasismanagement.com/glossary/

AA

Anti-Aliasing, details ...
Found on http://www.cryer.co.uk/glossary/a/index.htm

Aa

A solidified lava flow with a blocky surface, formed from a viscous lava. The name is of Hawaiian origin.
Found on http://www.encyclo.co.uk/local/20206

AA

apparent attenuation, giving an indication of levels of residual sugar. Calculated from original gravity minus final gravity
Found on http://www.bottledbeer.co.uk/glossary.html

aa

A solidified lava flow with a very rough or clinkery surface.
Found on http://www.quartznall.co.uk/azhealthguide.htm

AA

Arachidonic acid (AA) is an Omega 6 HUFA. The brain is made of approximately 60% fat and half of this fat is in the form of HUFAs. AA is the most abundant Omega 6 HUFA found in the brain and has a major structural role in neuronal membranes ( nerves ).
Found on http://www.brainandbody.co.uk/index.php?Itemid=3&id=13&option=com_content&t

Aa

A Hawaiian term for lava that has a rough, jagged, spiny, and generally clinkery surface. In thick aa flows, the rubbly surface of loose clinkers and blocks hides a massive, relatively dense interior. See also: Volcanoes.
Found on http://www.diracdelta.co.uk/science/source/a/a/aa/source.html

AA

Authors Alterations, changes other than corrections, made by a client after the proofing process has begun. AAs are usually charged to a client as billable time.
Found on http://www.encyclo.co.uk/local/20829

AA

Academy of Aphasia
Found on http://www.encyclo.co.uk/local/20895

AA

Alcoholics Anonymous. Alcooliques Anonymes. Alcohólicos Anónimos
Found on http://www.encyclo.co.uk/local/20895

AA

Alzheimer's Association
Found on http://www.encyclo.co.uk/local/20895

AA

Anesthesiologist Assistant
Found on http://www.encyclo.co.uk/local/20895

AA

Synonym for amino acid ... <biochemistry> A class of organic molecules that containing an amino group and can combine in linear arrays to form proteins in living organisms. ... There are twenty common amino acids: alanine, arginine, aspargine, aspartic acid, cysteine, glutamic acid, glutamine, glycine, histidine, isoleucine, leucine, lysine, ...
Found on http://www.encyclo.co.uk/local/20973

aa

noun a dry form of lava resembling clinkers
Found on http://wordnetweb.princeton.edu/perl/webwn?s=aa

aa

(from the article `lava`) Mafic (ferromagnesian, dark-coloured) lavas such as basalt characteristically form flows known by the Hawaiian names pahoehoe and aa (or a`a). ... ...common products of the Earth`s volcanoes. There are two major types of lava flow, referred to around the world by their Hawaiian names: pahoehoe, ... ...import...
Found on http://www.britannica.com/eb/a-z/a/1

Aa

[architect] Aa, possibly AaAa, was an ancient Egyptian architect and construction supervisor. His title was `Overseer of construction workers` or `Great Overseer of construction workers`. He lived in the time of the Middle Kingdom of Egypt (between 2080 BCE and 1640 BCE). Aa is one of several names on a funerary stele from the northern necr...
Found on http://en.wikipedia.org/wiki/Aa_(architect)

Aa

[Big A Little a] Aa (Big A Little a) is a musical project from Brooklyn, New York. The core members are Aron Wahl, Josh Bonati (of Bonati Mastering), and John Atkinson each of whom play percussive instruments and synthesizers. The group has released three full-length albums, and appeared on several compilations which appear on Gigantic Musi...
Found on http://en.wikipedia.org/wiki/Aa_(Big_A_Little_a)
No exact match found