Chen Collection, Upper Volume
Radical: Sun (rì)
旴
Kangxi Strokes: 7
Page 490, Entry 14
Collected Rhymes (Jiyun) and Rhyme Anthology (Yunhui): Pronounced ji (falling tone). The time when the sun has just risen. Sometimes also written in a variant form (kuā).
Additionally, in the Biography of Gu Yong in the History of the Former Han (Qian Han Shu): Therefore, broadly expand the gnomon and display markers. Commentary: Jin Zhuo says: Pronounced xū, meaning large.