illuviation


il·lu·vi·a·tion

noun \i-ˌlü-vē-ˈā-shən\

Definition of ILLUVIATION

:  accumulation of dissolved or suspended soil materials in one area or horizon as a result of eluviation from another
il·lu·vi·at·ed \i-ˈlü-vē-ˌā-təd\ adjective

Origin of ILLUVIATION

2in- + -luviation (as in eluviation)
First Known Use: 1928

illuviation

noun    (Concise Encyclopedia)

Accumulation of dissolved or suspended soil materials in one area or layer as a result of leaching (percolation) from another. Usually clay, iron, or humus wash out and form a line with a different consistency and color. These lines are important for studying the composition and ages of rock strata.

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