paleosol

[pey-lee-uh-sawl, -sol or, esp. British, pal-ee-uh-]

noun

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

paleosol in Science

paleosol

[pā′lē-ə-sôl′]

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

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.