An Encylopedia Britannica Company

yin

2 ENTRIES FOUND:
yin /ˈjɪn/ noun
yin
/ˈjɪn/
noun
Britannica Dictionary definition of YIN
[noncount] in Chinese philosophy
: one of the two forces that together form everything that exists : the female principle of the universe that is considered dark and passive and is associated with earth compare yang

the yin and yang

chiefly US
: the two opposite sides or parts of something