Si Collection, Upper Volume
Radical: Water (shuǐ)
Entry: 渜
Kangxi Stroke Count: 13
Page 633, Entry 43
Ancient form: 湪
According to Tang Rhyme (Tangyun), Collection Rhyme (Jiyun), Rhyme Compilation (Yunhui), and Orthodox Rhymes (Zhengyun), the pronunciation is nuan (rising tone).
According to Explaining Graphs and Analyzing Characters (Shuowen), it refers to hot water.
Also, according to Broad Rhymes (Guangyun), Collection Rhyme (Jiyun), and Rhyme Compilation (Yunhui), the pronunciation is nuan (level tone). It is the name of a river located in Feiru County, Liaoxi.
Also, according to Collection Rhyme (Jiyun), the pronunciation is ruan (rising tone). It refers to washing.
Also, according to Broad Rhymes (Guangyun) and Collection Rhyme (Jiyun), the pronunciation is nuo (falling tone). It refers to the water left over after bathing. Sometimes written in a variant form (ru).
As stated in Book of Etiquette and Ceremonial (Yili), 士丧礼 (Shisangli): The water used for washing is discarded in the pit.
Commentary: This refers to the water left over after bathing or washing rice.
The ancient form of 渜 is written as 湪. This is a regional dialect used between the Jing and Mian rivers.
Sub-commentary: Water used for washing rice, once it has been warmed, is called 渜.
Also, according to Collection Rhyme (Jiyun), the pronunciation is nun (level tone). The meaning is the same.