Shen Collection, Middle Volume Radical: Insect (chóng) Entry: Di Kangxi strokes: 14 Page 1088, Entry 13 According to the Tang Dynasty Rhymes (Tangyun), it is the same as the character for rainbow (di). In the Book of Odes (Shijing), in the section regarding the airs of Wei, it is written: The rainbow is in the east, and no one dares to point at it. Also, pronounced zhuo. It refers to a spider. In the Erya, with commentary on spiders, it is noted that in the region east of the Yangtze River, it is called dimao. Also, according to the Collected Rhymes (Jiyun), pronounced duo. The meaning is the same.