Hai Collection, Middle Volume Radical: Bird (niǎo) Kangxi Strokes: 16 Page 1487, Entry 05 Pronounced yù. Shuowen Jiezi (Explaining Simple and Analyzing Compound Characters): The appearance of a kestrel in flight. Guangyun (Broad Rhymes): The swift flight of a bird. Guangya (Expanded Art of Refinement): Swift flight. Book of Odes (Shijing), Odes of Qin: Swiftly flies that morning wind. Also, in the Lesser Odes: Swiftly flies that falcon. Also, pronounced yù. The appearance of rapid flight. Also, pronounced yuē. The meaning is the same. Also, pronounced xué. A type of bird. Textual Correction: Guangya (Expanded Art of Refinement) states it means swift flight. We note that the two characters swift and flight are both defined as to fly, not that the character in question is defined as swift flight. The original text has been corrected to reflect this.