ultisol: Meaning and Definition of

ul•ti•sol

Pronunciation: (ul'tu-sôl", -sol"), [key]
— n.
  1. a weathered, red and yellow acidic soil of warm, humid areas that is agriculturally productive when treated with lime and organic fertilizers.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.