noun, noun or participle which takes 'suru', intransitive verb
waxing and waning of the moon; lunar phase
Rare, technical term in astronomy for the moon's phases. Modern Japanese more commonly uses 月の満ち欠け or 月相.
盈虧は月の満ち欠けを指す古い天文学の用語だ。
盈虧 is an old astronomical term referring to the waxing and waning of the moon.
noun, noun or participle which takes 'suru', intransitive verb
rise and fall of fortune
Rare, literary metaphor extending the lunar cycle to human affairs. Modern Japanese would more often use 盛衰 or 浮き沈み.
古典では、人生の盈虧を月にたとえることがある。
In classical literature, the waxing and waning of life is sometimes likened to the moon.