Hai Collection, Upper Volume Radical: Hair (biāo) Bi (髲) Kangxi stroke count: 15 Page 1453, Entry 36 Tang Rhyme (Tangyun), Collection Rhymes (Jiyun), Rhyme Compendium (Yunhui): Pronounced bei (falling tone). Shuowen (Explaining Graphs): To strip or scrape off. Guangya (Broad Refinements): Hair is called bi. Book of Etiquette and Ceremonial (Yili), Minor Provisions for Sacrificial Food: The hostess wears the bei (over-garment). Commentary: The term bei in this context is read as bi-ti. In ancient times, the hair of a person of low status was sometimes removed to be used as an ornament to cover a woman’s hair bun, hence it was named bi-ti.