/ Dictionary / Index M mucopurulent: Meaning and Definition of Find definitions for: mu•co•pu•ru•lent Pronunciation: (my"ku-pyoor'yu-lunt, -pyoor'u-), [key] — adj. Med. containing or composed of mucus and pus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mucopurulent (Thesaurus) mucoprotein mucor Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language