Wu Collection, Lower Volume Radical: Cave (xué) Kangxi Strokes: 10 Page 864, Entry 17 Pronounced yao (rising tone). Explaining Writing (Shuowen): Deep eyes. Also, the appearance of being deep and distant. The term yaoyao means deep. Also, pronounced ao (rising tone). Also, pronounced jiao (falling tone). The meaning is the same. Also, pronounced yao (flat tone). The meaning is the same. Also, yaowa, the appearance of being curved. History of the Former Han (Qian Han Shu), Treatise on Rites and Music (Liyue Zhi): The curved, sunken shape of the cassia flower. Commentary: The shape of the cassia flower is curved and sunken. Also, Supplement to the Dictionary (Zihui Bu): Pronounced mian (rising tone). Master Zhuang (Zhuangzi), Wandering at Ease (Xiaoyaoyou): Dejected and having lost the world. Commentary: The term yaoran means disappointed. Li Yi's explanation. Dictionary of Collected Rhymes (Jiyun): Sometimes written as a variant form (mian).