Word Study
yin
WORDNET DICTIONARY
Noun yin has 1 sense
CIDE DICTIONARY
yin, n.
A Chinese weight of 21913 Webster]
yin, n.
one of the two fundamental principles. See yin and yang.
OXFORD DICTIONARY
yin, n. (in Chinese philosophy) the passive female principle of the universe (cf. YANG).
Etymology
Chin.
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