/ Dictionary / Index R Rousseauism: Meaning and Definition of Find definitions for: Rous•seau•ism Pronunciation: (r-sō'iz-um), [key] — n. the doctrines or principles of Jean Jacques Rousseau or his adherents. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Rousseau Roussel Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language