Si Collection, Upper Volume Radical: Water (shuǐ) Entry: Lei Kangxi stroke count: 22 Page 662, Entry 18 According to the Tang Rhyme (Tangyun), pronounced lei (rising tone). According to the Collected Rhymes (Jiyun), pronounced lei (rising tone). It is the name of a river. According to the Commentary on the Water Classic (Shuijing), the river emerges from Junmi County in Youbeiping. Also, according to the Collected Rhymes (Jiyun), pronounced lei (rising tone). The meaning is the same. It is also used interchangeably with the character pronounced ta (falling tone). Sometimes written in a simplified variant form.