Definition of


  1. (noun, shape) (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

via WordNet, Princeton University

Synonyms of Ha

hour angle

Alternate forms of Ha

Hypernyms: angular distance

Origin of the word Ha

  1. c.1300, natural expression found in most European languages; in O.E., Gk., L., O.Fr. as ha ha. A ha-ha (1712), from Fr., was "an obstacle interrupting one's way sharply and disagreeably;" so called because it "surprizes ... and makes one cry Ah! Ah!" ["Le Blond's Gardening," 1712]. more

via Online Etymology Dictionary, ©2001 Douglas Harper

Words that sound like Ha

h, h2o, ha-ha, hao, haw, haw-haw, hawai'i, hawaii, hay, he, hee-haw, hew, hi, hie, ho, hoe, hoo-ha, hoo-hah, hooey, howe, hoy, hoya, hua, hue

via soundex() Hash Matches

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