illuviation

/ih-loo-vee-ey-shuhn/US // ɪˌlu viˈeɪ ʃən //UK // (ɪˌluːvɪˈeɪʃən) //

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Definitions

n.名词 noun

1
- : the accumulation in one layer of soil of materials that have been leached out of another layer.