sierozem

[ sahy-er-uh-zem; Russian see-er-uh-zhawm ]
/ saɪˈɛr ə zɛm; Russian siˌɛr əˈʒɔm /

noun

any of a group of calcareous, brownish gray soils based in a carbonate or hardpan layer, found in arid climates.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019