/ Dictionary / Index O oxisol: Meaning and Definition of Find definitions for: ox•i•sol Pronunciation: (ok'si-sôl", -sol"), [key] — n. a thick, weathered soil of the humid tropics, largely depleted in the minerals that promote fertility, and characteristic of the Amazon and Congo basins. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oximetry Oxnard Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language