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Ecliptic
adj, noun
Definitions
Adjective
- 1 Relating to an eclipse or the ecliptic. not-comparable
Noun
- 1 The great circle on the celestial sphere that is the mean apparent path of the sun as viewed from the earth.
- 2 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 wordnet
- 3 The plane in which this great circle lies.
- 4 A great circle drawn on a terrestrial globe, used for illustrating and solving astronomical problems.
Etymology
Etymology 1
Borrowed from Latin eclīptica. So named because an eclipse can occur only when the Moon lies on this plane.
Etymology 2
From Middle English ecliptik, from Latin eclīpticus.
See also for "ecliptic"
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