/ Dictionary / Index S synaxarium: Meaning and Definition of Find definitions for: syn•ax•a•ri•um Pronunciation: (sin"ak-sâr'ē-um), [key] — pl. -ax•a•ri•a synaxarion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. synaxarion synaxary Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language