/ Dictionary / Index P pleuropneumonialike organism: Meaning and Definition of Find definitions for: pleu'ro•pneu•mo'nia•like or'ganism Pronunciation: (ploor'ō-noo-mōn'yu-līk", -mō'nē-u-, -nyoo-, ploor"-), [key] any antibiotic-resistant mycoplasma causing a form of pneumonia in humans. Abbr.: PPLO Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pleuropneumonia pleuston Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language