Xu Collection, Middle Volume Radical: Rain (yǔ) Character: 靁 Kangxi Dictionary strokes: 23 Page 1380, Entry 11 Jade Chapters (Yupian): Identical to the character for thunder. Book of Odes (Shijing), Odes of Shao and Nan: The rolling sound of thunder. Explication of Text (Shiwen): This character is also written as the character for thunder. Songs of Chu (Chucheng), Nine Songs: The sound of thunder rumbles as the sky darkens and rain mists. History of the Former Han (Qianhan Shu), Biography of Prince Jing of Zhongshan: Mosquitoes gather, and their sound is like thunder. Commentary: Shigu stated that this is an ancient form of the character for thunder. It means that the sound of many mosquitoes flying together is like thunder. Also mentioned in Rites of Zhou (Zhouli), Office of Spring, Director of Music: The thunder drum and the thunder tambourine. Also a place name. Records of the Grand Historian (Shiji), Account of the Xiongnu: Cultivating more fields toward the north, up to Xianlei as a frontier border. Commentary: Xianlei is a place name located to the north of the Wusun state. Also mentioned in Rites of Zhou (Zhouli), Office of Spring, Turtle Diviner: In charge of the duties for six categories of turtles, the western turtle is known as the Lei category. Explication of Text (Shiwen): Pronounced liwei. It is also read with its original sound. Approaching Elegance (Erya), Explanation of Fishes: A turtle with its head hanging down to the left is called lei. Sub-commentary: Ni means to lower; it does not produce a sound. It means that a turtle walking with its head hanging to the left is called lei, which is what the Rites of Zhou refers to as the Lei category of the western turtle. Also in Collection of Rhymes (Jiyun): Pronounced liu. It is the name of a type of turtle.