illuviation

美 [??luv?'e???n] 　英 [??lu:v?'e???n]

• n.【地】淀積(作用)
• 網(wǎng)絡(luò)淀積作用；淋積作用；淀積酌

英漢解釋

n.	1. 【地】淀積(作用)

英英解釋

n.	1. the process by which materials such as colloids and salts are washed from an upper layer of soil to a lower one