/ Dictionary / Index S sanitary napkin: Meaning and Definition of Find definitions for: san'itary nap'kin Pronunciation: [key] a pad of absorbent material, as cotton, worn by women during menstruation to absorb the uterine flow. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sanitary landfill sanitary towel Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language