/ Dictionary / Index P pathosis: Meaning and Definition of Find definitions for: pa•tho•sis Pronunciation: (pu-thō'sis), [key] — n. a diseased condition. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pathos pathway Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language