/ Dictionary / Index S Sabin vaccine: Meaning and Definition of Find definitions for: Sa'bin vaccine' Pronunciation: [key] an orally administered vaccine of live viruses for immunization against poliomyelitis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sabinianus Sabir Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language