Si Collection, Upper Volume Radical: Water (shuǐ) Entry: E Kangxi strokes: 11 Page 626, Entry 23 Pronounced e. Shuowen Jiezi (Shuowen) states: A river originating outside the border of the Wen River region in Shu, flowing southeast into the Yangtze River. Also, according to the Collected Rhymes (Jiyun), pronounced wo. The meaning is the same.