a.a.

noun

achievement age

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Meanings

a.a.1

noun
  1. achievement age
  2. amino acid
  3. arteriae

A.A.2

nounA.A. (countable and uncountable, plural A.A.s)

plural A.A.s

  1. countableuncountableachievement age
  2. countableuncountableamino acid
  3. countableuncountableantiaircraft; antiaircraft artillery
  4. countableuncountablearteriae
  5. countableuncountableassociate in accounting (a degree)
  6. countableuncountableassociate of arts / associate in arts (a degree)
proper noun
  1. Alcoholics Anonymous

Synonyms & antonyms

Also see
alcoholics anonymous
Cite this entry
APA

a.a.. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/a.a.

MLA

“a.a..” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/a.a.. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “a.a.,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/a.a..

Source: a.a. on Wiktionary, CC BY-SA 4.0.