最終更新日：2024/08/02

(astronomy) Great Year; one complete precession of the equinoxes, approximately 25,765 years.

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Platonic year

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Platonic year

noun

(astronomy) Great Year; one complete precession of the equinoxes, approximately 25,765 years.

The Platonic year is a concept in astronomy that refers to the Great Year.

意味（1）

(astronomy) Great Year; one complete precession of the equinoxes, approximately 25,765 years.