Caliche Definition
kə-lēchē
noun
A hardened conglomeration of gravel, rock, and soil that contains sodium nitrate, potassium nitrate, etc., found mainly in arid regions of Chile and Argentina.
Webster's New World
The accretions of calcium carbonate in soil.
American Heritage
A type of hardpan found in arid regions, as in the SW U.S., containing calcareous deposits, esp. of calcium carbonate.
Webster's New World
A layer of hard clay subsoil or sedimentary rock; hardpan.
Wiktionary
Synonyms:
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