/ Dictionary / Index P pathogenic: Meaning and Definition of Find definitions for: path•o•gen•ic Pronunciation: (path"u-jen'ik), [key] capable of producing disease: pathogenic bacteria. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pathogenic (Thesaurus) pathogenesis pathogenicity 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