Definition of ecliptic
(Entry 1 of 2)
: of or relating to the ecliptic or an eclipse
ecliptic
nounDefinition of ecliptic (Entry 2 of 2)
: 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
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Merriam-Webster unabridged
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Time Traveler for ecliptic
The first known use of ecliptic was in the 14th century
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