/ Dictionary / Index P Panhellenism: Meaning and Definition of Find definitions for: Pan•hel•len•ism Pronunciation: (pan-hel'u-niz"um), [key] — n. the idea or advocacy of a union of all Greeks in one political body. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Panhellenic panhoss 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