/ Dictionary / Index P pyromucic aldehyde: Meaning and Definition of Find definitions for: py'ro•mu'cic al'dehyde Pronunciation: (pī'ru-my'sik, pī"-), [key] — Chem. Chem. furfural. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pyromorphite pyrone Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language