/ Dictionary / Index S stemson: Meaning and Definition of Find definitions for: stem•son Pronunciation: (stem'sun), [key] — n. Naut. a curved timber in a wooden bow, scarfed at its lower end to the keelson. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. stem rust stem turn Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language