inceptisol

[in-sep-tuh-sawl, -sol]

noun

a soil so young that horizons have just begun to form: especially prevalent in tundra areas.

Origin of inceptisol

First recorded in 1970–75; incept(ion) + -i- + -sol

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