太阴 Traditional form: 太陰 Pinyin (reading): tàiyīn Definitions: the Moon (esp. in Daoism) Characters: 太 - very, too much; big; extreme 阴 - the female principle; dark, shaded; hidden, implicit, secret Traditional characters: 太 - very, too much; big; extreme 陰 - the female principle; dark, shaded; hidden, implicit, secret