e·lu·vi·a·tion ( -l  v -  sh n)n. The lateral or downward movement of dissolved or suspended material within soil when rainfall exceeds evaporation. |
eluviation [ɪˌluːvɪˈeɪʃən]
n
(Earth Sciences / Physical Geography) the process by which material suspended in water is removed from one layer of soil to another by the action of rainfall or chemical decomposition
[from eluvium]
| eluviation (-lv-shn) The lateral or downward movement of the suspended material in soil through the percolation of water. Eluviation differs from leaching in that it affects suspended, not dissolved, material and usually results only in the movement of the material from one soil horizon to another. |
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