/ Dictionary / Index P prognose: Meaning and Definition of Find definitions for: prog•nose Pronunciation: (prog-nōs', -nōz'), [key] — -nosed, -nos•ing. to subject to or make a prognosis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. prognathous prognosis Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language