paleosol

American

[pey-lee-uh-sawl, -sol, pal-ee-uh-] / ˈpeɪ li əˌsɔl, -ˌsɒl, ˈpæl i ə- /

noun

a fossil soil preserved within a sequence of geological deposits, indicative of past conditions.

paleosol Scientific

/ pā′lē-ə-sôl′ /

A soil horizon from the geologic past, usually buried beneath other rocks or recent soil horizons.

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paleosol

He’s back this year to sample that thicker dark layer of paleosol.

From Washington Post ● Jul. 23, 2021

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023