/ Dictionary / Index S soil profile: Meaning and Definition of Find definitions for: soil' pro"file Pronunciation: [key] a vertical succession of horizons, commonly lettered A, B, C (beginning at the surface), that have been subjected to soil-forming processes, chiefly leaching and oxidation. a diagram of a vertical section of soil depicting the horizons. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. soil pipe soil rot Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language