HAA

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See also: Appendix:Variations of "haa"

English[edit]

Noun[edit]

HAA (countable and uncountable, plural HAAs)

  1. Initialism of high-altitude airship.
  2. (chemistry) Initialism of haloacetic acid.

Proper noun[edit]

HAA

  1. Initialism of Honolulu Academy of Arts.
  2. (US politics) Initialism of Healthy Americans Act.

Phrase[edit]

HAA

  1. (military) Initialism of heavy anti-aircraft.
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