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Definition of First point of Aries
1. Proper noun. (astronomy) One of the two places in the heavens when the great circle of the ecliptic crosses the celestial equator. ¹
¹ Source: wiktionary.com
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1. Proper noun. (astronomy) One of the two places in the heavens when the great circle of the ecliptic crosses the celestial equator. ¹
¹ Source: wiktionary.com