/ Dictionary / Index S synsepalous: Meaning and Definition of Find definitions for: syn•sep•al•ous Pronunciation: (sin-sep'u-lus), [key] — adj. Bot. gamosepalous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. synsacrum syntactic Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language