eclip·tic /ɪˈklɪptɪk/
  黃道(a.)黃道的,蝕的
  e·clip·tic n.
  1. Astron. A great circle of the celestial sphere, making an angle with the equinoctial of about 23° 28´. It is the apparent path of the sun, or the real path of the earth as seen from the sun.
  2. Geog. A great circle drawn on a terrestrial globe, making an angle of 23° 28´ with the equator; -- used for illustrating and solving astronomical problems.
  ◄ ►
  E·clip·tic, a.
  1. Pertaining to the ecliptic; as, the ecliptic way.
  2. Pertaining to an eclipse or to eclipses.
  Lunar ecliptic limit Astron., the space of 12° on the moon's orbit from the node, within which, if the moon happens to be at full, it will be eclipsed.
  Solar ecliptic limit, the space of 17° from the lunar node, within which, if a conjunction of the sun and moon occur, the sun will be eclipsed.
  ◄ ►
  ecliptic
       n : the great circle representing the apparent annual path of
           the sun; the plane of the Earth's orbit around the sun;
           makes an angle of about 23 degrees with the equator; "all
           of the planets rotate the sun in approximately the same
           ecliptic"