Xu Collection, Middle Volume Radical: Rain (yǔ) 霆 Kangxi strokes: 15 Page 1374, Entry 20 Pronounced ting. Shuowen Jiezi (Shuowen): The lingering sound of thunder. It resonates with a ringing quality, serving to urge all things to grow. The character is formed by the radical for rain and the phonetic component for court. Yupian (Yupian): A thunderbolt. Erya (Erya): A swift and fierce thunder is called tingni. Book of Changes (Yijing): Using thunder and lightning to stir all things into motion. Book of Odes (Shijing): Like thunder, like lightning. Book of Rites (Liji): The divine breath transforms into wind and thunder, and the wind and thunder flow to take form. Also, Yupian: Lightning. Guliang Zhuan (Guliang Zhuan): This refers to lightning and thunder. Note: According to the Erya, it should be pronounced ting. Also, Zihui Bu (Zihui Bu): Used as a loan word for courtyard. In the inscription for the Han dynasty Chancellor Sun, the name Tingjian is written using this character. Also, Jiyun (Jiyun): Pronounced ting. Swift thunder. Also, Guangyun (Guangyun) and Zhengyun (Zhengyun): Pronounced ting. Swift thunder. Book of Odes (Shijing): In the commentary on the phrase like thunder, it is noted that the character is also pronounced ting. Zuo Si, Ode to the Capital of Wu (Wudu Fu): With hooked claws and saw-like teeth, forming their own sharp edges. Their brilliance shines like stars, and their sound roars like thunder. Piya (Piya): Ting is sometimes called lightning. Generally, when pronounced ting, it refers to thunder; when pronounced ting, it refers to lightning. Huainanzi (Huainanzi): Yin energy and Yang energy force one another; their interaction creates thunder, and their violent collision creates ting. It also states: swift thunder comes before one can cover one's ears, and fast lightning comes before one can blink one's eyes. In these instances, it should be pronounced ting. Also, Jiyun, Yunhui, and Zhengyun: Pronounced ding. Thunder. Book of Odes (Shijing): In the commentary on the phrase like thunder, it is noted that the character is also pronounced ding. Jiyun: Sometimes written as a variant form.