Definitions

1. verb

to fill or flow into a small space or void, especially in the earth

“The roots of the plant illuviated water from the underground aquifer.”

2. verb

to infiltrate or seep into a substance or a porous material

“The dye illuviated into the fabric, causing it to change color.”

3. noun

the act or process of illuviation

“The illuviation of the soil led to its increased fertility.”