Last Updated：2025/11/20

(astronomy) Any one of the aspects or appearances presented by the moon as seen from Earth.

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lunar phase

Source Word

lunar phase

(astronomy) Any one of the aspects or appearances presented by the moon as seen from Earth.

Japanese Meaning

月相：天文学において、地球から観察された際の月の様々な外観（例えば新月、上弦、満月、下弦など）を指す。

The astronomer recorded each lunar phase during the year to study seasonal effects.

天文学者は季節的な影響を研究するために、年間を通じて各月の満ち欠けを記録した。

Sense（1）

(astronomy) Any one of the aspects or appearances presented by the moon as seen from Earth.

lunar phases

（ plural ）