/ Dictionary / Index L labyrinthitis: Meaning and Definition of Find definitions for: lab•y•rin•thi•tis Pronunciation: (lab"u-rin-thī'tis), [key] — n. Pathol. inflammation of the inner ear, or labyrinth, characterized by dizziness, nausea, and visual disturbances. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: labyrinthitis (Thesaurus) labyrinthine labyrinthodont 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