/ Dictionary / Index S seton: Meaning and Definition of Find definitions for: se•ton Pronunciation: (sēt'n), [key] — n. Surg. a thread or the like inserted beneath the skin to provide drainage or to guide subsequent passage of a tube. Se•ton Pronunciation: (sēt'n), [key] — n. (“Mother Seton”), 1774–1821, U.S. educator, social-welfare reformer, and religious leader: first native-born American to be canonized (1975). 1860–1946, English writer and illustrator in the U.S. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: seton (Thesaurus) setoff setose 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