/ Dictionary / Index S Sismondi: Meaning and Definition of Find definitions for: Sis•mon•di Pronunciation: (sis-mon'dē Fr. sēs-môn-dē'), [key] 1773–1842, Swiss historian and economist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sisley Sisseton Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language