/ Dictionary / Index S Sister of Charity: Meaning and Definition of Find definitions for: Sis'ter of Char'ity Pronunciation: [key] — Rom. Cath. Ch. Rom. Cath. Ch. a member of one of several congregations of sisters founded in 1634 by St. Vincent de Paul. any of several other orders of nuns devoted to teaching, care of the sick, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sisterly Sister of Loretto Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language