Definition of illuviation in English:

illuviation

Line breaks: il¦lu¦vi|ation
Pronunciation: /ɪˌl(j)uːvɪˈeɪʃ(ə)n
 
/

noun

[mass noun] Soil Science
  • The introduction of salts or colloids into one soil horizon from another by percolating water.
    More example sentences
    • The study also indicates that the illuviation of clay particles and their subsequent accumulation in the Bt horizons have occurred in sodic environment.
    • Clay illuviation is the process that has been most exhaustively considered in micromorphological studies.

Derivatives

illuvial

adjective
More example sentences
  • It may possess an ‘illuvial’ concentration of silicate clay, iron, aluminium, or humus, alone or in combinations.

illuviated

adjective
More example sentences
  • Illuviated clay is frequently found in carbonate-rich soils of arid regions.

Origin

early 20th century: from il- 'in' + -luvial (on the pattern of alluvial) + -ation.

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