/ Dictionary / Index R Rochelle powders: Meaning and Definition of Find definitions for: Rochelle' pow"ders Pronunciation: [key] (not in technical use). See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Rochelle Rochelle salt Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language