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sierozem

[ sahy-er-uh-zem; Russian see-er-uh-zhawm ]
/ saɪˈɛr əˌzɛm; Russian siˌɛr əˈʒɔm /
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noun
any of a group of calcareous, brownish gray soils based in a carbonate or hardpan layer, found in arid climates.
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Origin of sierozem

First recorded in 1930–35; from Russian serozëm “gray earth,” from séryĭ “gray” + -o- linking vowel + zëm, variant, in compounds, of zemlyá “earth, land”; see humus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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