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A.A.

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A.A. (countable anduncountable,pluralA.A.s)

1. achievement age^[1]
2. amino acid^[1]
3. antiaircraft; antiaircraft artillery
4. arteriae^[1]
5. associate inaccounting(a degree)
6. associate ofarts / associate in arts(a degree)

A.A.

1. Alcoholics Anonymous

• Thomas, Clayton L., editor (1940),Taber's Encyclopedic Medical Dictionary, 5th edition, Philadelphia, PA: F. A. Davis Company, published1993,→ISBN, page 1

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