adjective \i-ˈklip-tik\

Definition of ECLIPTIC

:  of or relating to the ecliptic or an eclipse

Origin of ECLIPTIC

Middle English ecliptik, from Late Latin ecliptica linea, literally, line of eclipses
First Known Use: 14th century



Definition of ECLIPTIC

:  the great circle of the celestial sphere that is the apparent path of the sun among the stars or of the earth as seen from the sun :  the plane of the earth's orbit extended to meet the celestial sphere

First Known Use of ECLIPTIC

15th century


noun    (Concise Encyclopedia)

Great circle that is the apparent path of the Sun among the constellations in the course of a year; from another viewpoint, the projection on the celestial sphere of the orbit of Earth around the Sun, which intersects the plane of the celestial equator at the vernal and autumnal equinoxes. The constellations of the zodiac are arranged along the ecliptic.


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