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sierozem

noun
si·​er·​o·​zem | \ sē¦erə¦zem\
variants: or serozem \ ¦ser-​ \
plural -s

Definition of sierozem

: any of a group of zonal soils that are brownish gray at the surface and lighter colored below, based in a carbonate layer or a hardpan layer, and characteristic of temperate to cool arid regions with mixed shrub vegetation

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History and Etymology for sierozem

Russian serozem, from seryĭ gray + zemlya earth; akin to Lithuanian žemė earth, Latin humus

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