Meaning of lithosol

lith•o•sol

Pronunciation: (lith'u-sôl", -sol"), [key]
— n.
  1. a group of shallow soils lacking well-defined horizons, esp. an entisol consisting of partially weathered rock fragments, usually on steep slopes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.