The definition of loess is a very rich loam of silt or clay that is deposited by the wind.
A example of loess is the clay and loam rich soil of Russia.
a fine-grained, yellowish-brown, extremely fertile loam deposited mainly by the wind and found widely in North America, Asia, and Europe
Origin of loessGerman löss, arbitrary use of dialect, dialectal lösch, loose ; from base of lösen, to loosen: for Indo-European base see lose
A buff to gray windblown deposit of fine-grained, calcareous silt or clay.
Origin of loessGerman L&odie;ss, from German dialectal L&odie;sch, from l&odie;sch, loose; see leu- in Indo-European roots.