DICT.TW Dictionary Taiwan
3.16.218.116

Search for:
[Show options]
[Pronunciation] [Help] [Database Info] [Server Info]

1 definition found

From: WordNet (r) 2.0

 equinoctial circle
      n : the great circle on the celestial sphere midway between the
          celestial poles [syn: celestial equator, equinoctial
          line, equinoctial]