Wei Collection, Middle Volume Radical: Net (wǎng) Si Kangxi Strokes: 15 Page 948, Entry 39 Broad Rhymes (Guangyun): Pronounced si. Collected Rhymes (Jiyun) and Rhyme Collection (Yunhui): Pronounced si. Correct Rhymes (Zhengyun): Pronounced si. Analytical Dictionary of Characters (Shuowen Jiezi), Newly Appended Characters: Fusi refers to a screen. Jade Chapters (Yupian): A screen erected outside of a gate. See the detailed entry for the character fu. Also, Collected Rhymes (Jiyun) and Rhyme Collection (Yunhui): Pronounced sai. The meaning is the same.