Chen Collection, Upper Volume Radical: Sun (rì) Yi Kangxi Stroke Count: 16 Page 499, Entry 52 Pronounced yi (falling tone) According to the Explanations of Characters and Phrases (Shuowen Jiezi), it refers to weather that is cloudy and windy. According to the Progressions of Terms (Erya), specifically the chapter on Interpretation of Heaven (Shitian), cloudy and windy weather is called yi. The commentary notes that the wind and clouds obscure the sunlight. According to the Interpretation of Names (Shiming), yi means to screen or cover. It refers to the obscuring of sunlight, making it dim. In the Book of Odes (Shijing), in the section Songs of Bei (Beifeng), it is written: The wind is constant and the weather is cloudy and windy. Also, pronounced yi (falling tone). Also, pronounced ye (even tone). The meaning is the same.