Definition of
equinoctial_line has definitions from the field of geography
1
[ noun ] (geography) the great circle on the celestial sphere midway between the celestial poles

Synonyms

equinoctial_circle equinoctial celestial_equator

Related terms

great_circle right_ascension

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Similar Spelling

equinoctial_year equinoctial_point equinoctial_circle equinoctial_storm

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