loess
noun
1.
a fine-grained unstratified accumulation of clay and silt deposited by the wind
Origin
Borrowed from German Löss (“yellowish-gray soil”), from Alemannic German lösch (“loose”). Cognate with German los and English lease.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.