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Definition of Galactic year
1. Noun. (astronomy) the time it takes for the Solar System to orbit around the center of the Milky Way Galaxy, estimated to be from 225 to 250 million years. ¹
2. Noun. (astronomy) by extension, the time it takes a celestial body to complete a quasi-orbit in a galaxy ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Galactic Year
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