illuviationn.

/ɪl(j)uːvɪˈeɪʃən/

Etymology: < illuvial adj. + -ation suffix.

Soil Science.

The deposition of salts or colloids in a soil horizon from percolating water which has removed them from another, generally superior, horizon.

ΘΚΠ

the world > the earth > structure of the earth > formation of features > soil formation > [noun] > forming specific type of soil

podzolization1922

solodization1925

podzolizing1927

illuviation1928

salinization1928

solonization1934

overconsolidation1936

saprolitization1970

1928 Bull. Amer. Soil Surv. Assoc. 9 31 Illuviation.

1932 Forestry 6 28 The different horizons are designated by capital letters... ‘B’ the horizon of illuviation or deposition.

1955 F. E. Bear Chem. of Soil i. 37 In pedology, the term eluviation has been applied to the loss of material from the surface horizon, and the term illuviation, to the gain of material by the subsoil horizon.

Derivatives

iˈlluviated adj. having received material by illuviation.

ΘΚΠ

the world > the earth > structure of the earth > formation of features > soil formation > [adjective] > forming specific type of soil

podzolized1923

illuvial1924

solodized1925

illuviated1928

solonized1945

1928 Bull. Amer. Soil Surv. Assoc. 9 37 The illuviated horizons of the solum.

1949 W. W. Weir Soil Sci. (ed. 2) vi. 116 Horizons, commonly topsoil layers, that have lost materials through eluviation are described as eluvial or eluviated; and horizons, commonly subsoil layers, that have received the materials, illuvial or illuviated.

This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018).

单词	illuviation
释义	illuviationn. /ɪl(j)uːvɪˈeɪʃən/ Etymology: < illuvial adj. + -ation suffix. Soil Science. The deposition of salts or colloids in a soil horizon from percolating water which has removed them from another, generally superior, horizon. ΘΚΠ the world > the earth > structure of the earth > formation of features > soil formation > [noun] > forming specific type of soil podzolization1922 solodization1925 podzolizing1927 illuviation1928 salinization1928 solonization1934 overconsolidation1936 saprolitization1970 1928 Bull. Amer. Soil Surv. Assoc. 9 31 Illuviation. 1932 Forestry 6 28 The different horizons are designated by capital letters... ‘B’ the horizon of illuviation or deposition. 1955 F. E. Bear Chem. of Soil i. 37 In pedology, the term eluviation has been applied to the loss of material from the surface horizon, and the term illuviation, to the gain of material by the subsoil horizon. Derivatives iˈlluviated adj. having received material by illuviation. ΘΚΠ the world > the earth > structure of the earth > formation of features > soil formation > [adjective] > forming specific type of soil podzolized1923 illuvial1924 solodized1925 illuviated1928 solonized1945 1928 Bull. Amer. Soil Surv. Assoc. 9 37 The illuviated horizons of the solum. 1949 W. W. Weir Soil Sci. (ed. 2) vi. 116 Horizons, commonly topsoil layers, that have lost materials through eluviation are described as eluvial or eluviated; and horizons, commonly subsoil layers, that have received the materials, illuvial or illuviated. This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018). < n.1928
随便看	thionuric thionuric acid thionyl thionyls thiopental thiopental sodium thiopentals thiopentone thiopentone sodium thiophanate thiophanate methyl thiophene thiophenes thiophenic thiophenic acid thiophenol thiophosphoric thiophosphoryl thiophthene thioredoxin thioresorcin thioresorcinol thioridazine thioridazines thiosalicylic