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Interjection: ha  haa or ha
  1. Exclamation of joy, surprise, triumph, suspicion, etc.
    - hah, ho
Noun: HA
  1. (astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
    - hour angle

Type of: angular distance

Encyclopedia: Ha, James

HA