/ Dictionary / Index O otolith: Meaning and Definition of Find definitions for: o•to•lith Pronunciation: (ōt'l-ith), [key] — n. a calcareous concretion in the internal ear of vertebrates. statolith (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. otolaryngology otology Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language