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celes'tial lon'gitude



Astron.
the angular distance of a point on the celestial sphere from the great circle that is perpendicular to the ecliptic at the point of the vernal equinox, measured through 360° eastward parallel to the ecliptic.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

celestial latitudecelestial marriage
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