/ Dictionary / Index M mucoviscidosis: Meaning and Definition of Find definitions for: mu•co•vis•ci•do•sis Pronunciation: (my"kō-vis"i-dō'sis), [key] — n. Pathol. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mucoviscidosis (Thesaurus) mucous membrane mucro Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language