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illuviation

[ ih-loo-vee-ey-shuhn ]

noun

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


illuviation

/ ɪˌluːvɪˈeɪʃən /

noun

  1. the process by which a material ( illuvium ), which includes colloids and mineral salts, is washed down from one layer of soil to a lower layer


illuviation

/ ĭ-lo̅o̅′vē-āshən /

  1. The deposition of colloids, soluble salts, and suspended mineral particles in a lower soil horizon through the process of eluviation (downward movement) from an upper soil horizon.


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Derived Forms

  • ilˈluvial, adjective

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Word History and Origins

Origin of illuviation1

First recorded in 1925–30; illuvi(al) + -ation

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Word History and Origins

Origin of illuviation1

C20: from Latin illuviēs dirt, mud, from il- + -luviēs, from lavere to wash

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illuviateilluvium