Xu Collection, Lower Volume Radical: Eat (shí) Zhan Kangxi strokes: 22 Page 1426, Entry 17 Tang Rhymes (Tangyun), Collected Rhymes (Jiyun), Dictionary of Rhymes (Yunhui), and Correct Rhymes (Zhengyun) all provide the reading zhan. Jade Chapter (Yupian): Thick gruel. Explaining Graphs and Analyzing Characters (Shuowen): In the Zhou period it was called zhan, in the Song period it was called hu. Book of Rites (Liji), record of Tan Gong, commentary on thin and thick gruel: The thick form is called zhan, the thin form is called zhou. Additionally, Extended Rhymes (Guangyun) and Collected Rhymes (Jiyun) provide the reading zhan. The meaning is the same. Collected Rhymes (Jiyun): Sometimes also written in variant forms (zhan) and (zhan).