/ Dictionary / Index P papula: Meaning and Definition of Find definitions for: pap•u•la Pronunciation: (pap'yu-lu), [key] — pl. -lae one of the small, ciliated projections of the body wall of an echinoderm, serving for respiration and excretion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Papua New Guinean papule Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language