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English definition of “loess”

loess

noun [U]     /ˈləʊ.es/ US  /ˈloʊ-/ specialized
a type of light brown or greyish soil , consisting of very small pieces of quartz and clay , that is blown and left behind by the wind Soil
(Definition of loess noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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