Noun Definition
equinoctial line
1.Definition: the great circle on the celestial sphere midway between the celestial poles
Related Noun(s):celestial equator, equinoctial, equinoctial circle
Category: Places1.Definition: the great circle on the celestial sphere midway between the celestial poles
Related Noun(s):celestial equator, equinoctial, equinoctial circle
Category: Places