/ Dictionary / Index S sedimentology: Meaning and Definition of Find definitions for: sed•i•men•tol•o•gy Pronunciation: (sed"u-mun-tol'u-jē), [key] — n. Geol. the study of sedimentary rocks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sedimentation sediment yeast Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language