Xu Collection, Upper Volume Radical: Metal (jīn) Ao Kangxi Dictionary Stroke Count: 19 Page 1319, Entry 13 Broad Rhymes (Guangyun): Pronounced ào. Broad Rhymes (Guangyun): A flat cooking pan for cakes. Collected Rhymes (Jiyun) and Correct Rhymes (Zhengyun): Pronounced ào. Collected Rhymes (Jiyun): A heating vessel. Also, the name of a mountain. Classic of Mountains and Seas (Shanhaijing): In the midst of the Great Wilderness there is a mountain named Aaoju. Also, Collected Rhymes (Jiyun): Pronounced niú. Also a heating vessel. Also, pronounced áo. A type of cauldron.