aa

abbreviation

Definition of aa

ana

1

AA

noun \ ˈdə-bəl-ˈā \

Definition of AA

plural AAs

First Known Use of aa

1937


2

AA

abbreviation

Definition of AA

1 administrative assistant
2 Alcoholics Anonymous
3 antiaircraft
4 associate in arts
5 author's alterations

Medical Dictionary

āā

abbreviation
variants: also aa

medical Definition of āā

of each used at the end of a list of two or more substances in a prescription to indicate that equal quantities of each are to be taken

Origin and Etymology of āā

Latin ana


AA

abbreviation

medical Definition of AA

2 Alcoholics Anonymous

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nourishment or food and drink

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