Si Collection, Upper Volume
Radical: Water (shuǐ)
Entry: Di
Kangxi stroke count: 13
Page 634, Entry 08
Broad Rimes (Guangyun) states the pronunciation is di (falling tone). Collected Rimes (Jiyun) states the pronunciation is di (falling tone), which is read as di (falling tone). Pi Cang states the meaning is to filter. Another interpretation refers to dripping water.
Explaining Graphs and Analyzing Characters (Shuowen Jiezi) notes that it was originally written in a different form. Buddhist Scriptures (Fanshu) write it with the simplified form. Earth Store Sutra (Dizang Jing) states: one hair, one drop, one grain of sand, one speck of dust.
Also, Collected Rimes (Jiyun) states the pronunciation is ti (rising tone). It is the same as the word for weeping. The meaning is to cry out loud.