Supplement
Chen Collection
Radical: Sun (rì)
Shai
Kangxi dictionary strokes: 23
Page 501, Entry 01
Compendium of Characters (Zihui bu): Identical to the character meaning to dry in the sun.
Shai
Tang Rhymes (Tangyun), Collection of Rhymes (Jiyun), and Rhyme Compilation (Yunhui): Pronounced suo (rising tone), which is the same as the sound of the word for shoes.
Explanation of Simple and Compound Characters (Shuowen): The meaning is to expose to the sun.
History of the Former Han (Qian Han shu): Biography of Prince Jing of Zhongshan: I have heard that the white sun exposes its light, and hidden places are all illuminated.
Commentary: Shigu states: Shai is simply to expose to the sun.
Also in Expanded Rhymes (Guangyun), Collection of Rhymes (Jiyun), Rhyme Compilation (Yunhui), and Standard Rhymes (Zhengyun): Pronounced mai (falling tone), which is the same as the sound of the word for sell.
Jade Chapters (Yupian): To dry things in the sun. Also written in a variant form.
Also in Collection of Rhymes (Jiyun): Pronounced jia (falling tone), which is the same as the sound of the word for hoarse. The meaning is the same.
Also pronounced chi (level tone). The meaning is to stretch out.