Ecliptic definition

Ecliptic

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WordNet

noun

(1) 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

"All of the planets rotate the sun in approximately the same ecliptic"

WiktionaryText

Noun

: The geometric plane that contains the sun and the orbit of the Earth. Thus, the apparent path of the sun in the sky. So named because an eclipse can occur only when the Moon lies on this plane.