一切經音義 37.150

37.150

乾藍澱（下田練反郭注尒雅云澱滓也古今正字從水殿聲經從水定作淀非也）。

乾藍澱 (the last character is pronounced with the fanqie 田 + 練 [diàn]. Guo's Commentary to the Erya says: "Diàn means dregs." The Gujin zhengzi has it formed with the radical 水 and 殿 as phonetic. The scripture writes it with 水 and 定 as 淀, which is incorrect).