Yin
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 23:37的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=yin+etymology&newwindow=1&hl=en ref] from Chinese yīn ‘feminine’, ‘moon’, ‘sha…”的新页面）
from Chinese yīn ‘feminine’, ‘moon’, ‘shade’.
wiktionary
From early romanizations of Chinese 陰／ 阴 (yīn), originally used in reference to shaded areas, as of a mountain or home.
From ān. Cognate with yan, yen, ane and one.
etymonline
yin (n.)
feminine or negative principle in Chinese philosophy, 1670s, from Chinese (Mandarin) yin, said to mean "female, night, lunar," or "shade, feminine, the moon." Compare yang. Yin-yang is from 1850.
