Breadcrumb Home > Dictionary > Index P pustule: Meaning and Definition of Find definitions for: pus•tule Pronunciation: (pus'chool), [key] — n. a small elevation of the skin containing pus. any pimplelike or blisterlike swelling or elevation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pustule (Thesaurus) pustulation pustulous TrendingHere are the facts and trivia that people are buzzing about. Did Birds Evolve from Dinosaurs? The Twelve Dancing Princesses Current Events This Week: January 2023 African Americans by the Numbers Andersen's Fairy Tales: Contents The Celtic Twilight: A Teller of Tales ✖ Related Content Daily Word Quiz: saturnine Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language