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What does AA stand for?

AA stands for Assembly Area

This definition appears very frequently

See other definitions of AA

Other Resources:
We have 149 other meanings of AA in our Acronym Attic

Samples in periodicals archive:

The community assembly areas of Blyth, Seaton Valley and Cramlington will each receive pounds 50,000.
Laminar flow hoods have been installed above high risk assembly areas to deliver highly filtered air at a constant 4[degrees]C and 40% relative humidity, minimizing contamination and enhancing the air and food quality.