Definition of illuviation in English:

illuviation

noun ɪˌl(j)uːvɪˈeɪʃ(ə)niˌlo͞ovēˈāSHən

mass nounSoil Science

The introduction of salts or colloids into one soil horizon from another by percolating water.
〔土壤学〕淀积作用
Example sentencesExamples
- Clay illuviation is the process that has been most exhaustively considered in micromorphological studies.
- The study also indicates that the illuviation of clay particles and their subsequent accumulation in the Bt horizons have occurred in sodic environment.

Derivatives

illuvial

adjective

Soil Science

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

illuviated

adjective

Soil Science

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.

Definition of illuviation in US English:

illuviation

nouniˌlo͞ovēˈāSHən

Soil Science

The introduction of salts or colloids into one soil horizon from another by percolating water.
〔土壤学〕淀积作用
Example sentencesExamples
- Clay illuviation is the process that has been most exhaustively considered in micromorphological studies.
- The study also indicates that the illuviation of clay particles and their subsequent accumulation in the Bt horizons have occurred in sodic environment.

Origin

Early 20th century: from il- ‘in’ + -luvial (on the pattern of alluvial) + -ation.

词汇	illuviation
释义	Definition of illuviation in English: illuviation noun ɪˌl(j)uːvɪˈeɪʃ(ə)niˌlo͞ovēˈāSHən mass nounSoil Science The introduction of salts or colloids into one soil horizon from another by percolating water. 〔土壤学〕淀积作用 Example sentencesExamples Clay illuviation is the process that has been most exhaustively considered in micromorphological studies. The study also indicates that the illuviation of clay particles and their subsequent accumulation in the Bt horizons have occurred in sodic environment. Derivatives illuvial adjective Soil Science It may possess an ‘illuvial’ concentration of silicate clay, iron, aluminium, or humus, alone or in combinations. illuviated adjective Soil Science 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. Definition of illuviation in US English: illuviation nouniˌlo͞ovēˈāSHən Soil Science The introduction of salts or colloids into one soil horizon from another by percolating water. 〔土壤学〕淀积作用 Example sentencesExamples Clay illuviation is the process that has been most exhaustively considered in micromorphological studies. The study also indicates that the illuviation of clay particles and their subsequent accumulation in the Bt horizons have occurred in sodic environment. Origin Early 20th century: from il- ‘in’ + -luvial (on the pattern of alluvial) + -ation.
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